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key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | if you were to look at it from a production stand point , would the increase in price of steel shift the supply curve to the left ( more expensive the less you can make ) ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | another example of policy that can affect cost is the wide array of government regulations that require firms to spend money to provide a cleaner environment or a safer workplace ; complying with regulations increases costs . a government subsidy , on the other hand , is the opposite of a tax . a subsidy occurs when th... | is a tax rebate a subsidy ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | for example , the u.s. government imposes a tax on alcoholic beverages that collects about \ $ 8 billion per year from producers . taxes are treated as costs by businesses . higher costs decrease supply for the reasons discussed above . another example of policy that can affect cost is the wide array of government regu... | why do producers produce less if production costs more ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | other factors that affect supply in the example above , we saw that changes in the prices of inputs in the production process will affect the cost of production and thus the supply . several other factors affect the cost of production , too . natural conditions in 2014 , the manchurian plain in northeastern china—which... | if higher production means lower profit , would n't they produce more to offset the high production cost ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | from the firm ’ s perspective , taxes or regulations are an additional cost of production that shifts supply to the left , leading the firm to produce a lower quantity at every given price . government subsidies , however , reduce the cost of production and increase supply at every given price , shifting supply to the ... | if there 's more quantity demanded , why is there not an increase in supply for the demanding population ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | a technological improvement that reduces costs of production will shift supply to the right , causing a greater quantity to be produced at any given price . government policies government policies can affect the cost of production and the supply curve through taxes , regulations , and subsidies . for example , the u.s.... | will the members of the government be able to steal the dough ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | so i am wondering whether a downloadable version of these texts could be offered so that i can save and print out ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | other factors that affect supply in the example above , we saw that changes in the prices of inputs in the production process will affect the cost of production and thus the supply . several other factors affect the cost of production , too . natural conditions in 2014 , the manchurian plain in northeastern china—which... | am i wrong or should the x axis in the graphs be specified as manufacturing cost ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | can someone please explain why changes in supply factors cause a shift in the supply curve ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | the rest of article talks about what happens when other factors are n't held constant . how production costs affect supply a supply curve shows how quantity supplied will change as the price rises and falls , assuming ceteris paribus—no other economically relevant factors are changing . if other factors relevant to sup... | how does supply affect production costs ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | to an economist uncertainty is defined as what ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | a drought decreases the supply of agricultural products , which means that at any given price , a lower quantity will be supplied . conversely , especially good weather would shift the supply curve to the right . new technology when a firm discovers a new technology that allows it to produce at a lower cost , the suppl... | what is the supply curve of a good harvest ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | how production costs affect supply a supply curve shows how quantity supplied will change as the price rises and falls , assuming ceteris paribus—no other economically relevant factors are changing . if other factors relevant to supply do change , then the entire supply curve will shift . a shift in supply means a chan... | does n't demand somewhat influence supply ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | from the firm ’ s perspective , taxes or regulations are an additional cost of production that shifts supply to the left , leading the firm to produce a lower quantity at every given price . government subsidies , however , reduce the cost of production and increase supply at every given price , shifting supply to the ... | when will supply curves for car move to the right ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | can the number of the supplier affect the supply curve ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | a technological improvement that reduces costs of production will shift supply to the right , causing a greater quantity to be produced at any given price . government policies government policies can affect the cost of production and the supply curve through taxes , regulations , and subsidies . for example , the u.s.... | how come in the government policies area , why does the supply go down when the price increases ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | from the firm ’ s perspective , taxes or regulations are an additional cost of production that shifts supply to the left , leading the firm to produce a lower quantity at every given price . government subsidies , however , reduce the cost of production and increase supply at every given price , shifting supply to the ... | if the market price of crude oil is $ 90 per barrel , but some speculators expect that the price will rise in the future what would happen to the current supply line ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | what direction will the supply curve shift , based on an expected increase in the cost of production ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | a drought decreases the supply of agricultural products , which means that at any given price , a lower quantity will be supplied . conversely , especially good weather would shift the supply curve to the right . new technology when a firm discovers a new technology that allows it to produce at a lower cost , the suppl... | would the supply curve turn leftwards ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | how production costs affect supply a supply curve shows how quantity supplied will change as the price rises and falls , assuming ceteris paribus—no other economically relevant factors are changing . if other factors relevant to supply do change , then the entire supply curve will shift . a shift in supply means a chan... | can we add the `` necessity of customer '' as one of the factors affecting the supply curve ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | what does `` it does not cause the supply curve itself to shift '' mean ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | a drought decreases the supply of agricultural products , which means that at any given price , a lower quantity will be supplied . conversely , especially good weather would shift the supply curve to the right . new technology when a firm discovers a new technology that allows it to produce at a lower cost , the suppl... | what will be the effect on supply curve when price of x good rises but that of y good falls ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | how production costs affect supply a supply curve shows how quantity supplied will change as the price rises and falls , assuming ceteris paribus—no other economically relevant factors are changing . if other factors relevant to supply do change , then the entire supply curve will shift . a shift in supply means a chan... | is n't it in direct violation of the law of supply ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | a shift in supply means a change in the quantity supplied at every price . say we have an initial supply curve for a certain kind of car . now imagine that the price of steel—an important ingredient in manufacturing cars—rises so that producing a car becomes more expensive . | as it is quite certain from the supply curve that when there are too many goods in the market , does n't the price per unit fall ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | if all else is not held equal , then the laws of supply and demand will not necessarily hold . the rest of article talks about what happens when other factors are n't held constant . how production costs affect supply a supply curve shows how quantity supplied will change as the price rises and falls , assuming ceteris... | is it a violation to the law of supply or just that i have n't considered ceterus paribus ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | if other factors relevant to supply do change , then the entire supply curve will shift . a shift in supply means a change in the quantity supplied at every price . say we have an initial supply curve for a certain kind of car . | if the law of supply states that when the price of something increases then so does the quantity supplied then why is the answer to the question asked above to the left ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | what curve will be effected ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . | supply curve or demand curve ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | if a factor , for example , natural condition causes decrease in quantity supplied , wo n't the price drop too ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | this is called the ceteris paribus assumption . this article talks about what happens when other factors are n't held constant . the ceteris paribus assumption a demand curve or a supply curve is a relationship between two , and only two , variables : quantity on the horizontal axis and price on the vertical axis . | or is the price held constant for changes in factors ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | notice that a change in the price of the product itself is not among the factors that shift the supply curve . although a change in price of a good or service typically causes a change in quantity supplied or a movement along the supply curve for that specific good or service , it does not cause the supply curve itself... | do we have to draw a completely new curve for changed price of that good or service ? |
key points supply curve shift : changes in production cost and related factors can cause an entire supply curve to shift right or left . this causes a higher or lower quantity to be supplied at a given price . the ceteris paribus assumption : supply curves relate prices and quantities supplied assuming no other factors... | if other factors relevant to supply do change , then the entire supply curve will shift . a shift in supply means a change in the quantity supplied at every price . say we have an initial supply curve for a certain kind of car . | if the seller offers more at every price is it a change in supply or a change in quantity supplied ? |
no hint of chaos pope leo x , son of lorenzo de ’ medici , is best known for his wasteful habits , lecherous activities , and hedonistic quote , “ since god has given us the papacy , let us enjoy it. ” but , judging from his portrayal in raphael ’ s 1518 portrait of leo x with cardinals giulio de ’ medici and luigi de ... | in luke , jesus is exhorting the apostles to pray often in the temple . this has been interpreted as a direct rebuke to luther ’ s opposition to the building of saint peter ’ s basilica . the book of john begins , `` there was a man sent from god , whose name was john . | do religious catholics thus see the st. peter 's basilica as a damned building or a building constructed on `` dirty money '' ? |
no hint of chaos pope leo x , son of lorenzo de ’ medici , is best known for his wasteful habits , lecherous activities , and hedonistic quote , “ since god has given us the papacy , let us enjoy it. ” but , judging from his portrayal in raphael ’ s 1518 portrait of leo x with cardinals giulio de ’ medici and luigi de ... | the painting is dominated by red paint , the color of the papacy . although the composition of raphael ’ s painting has been considered revolutionary , it actually has several precedents , such as sebastiano del piombo ’ s 1516 cardinal bandinello sauli , his secretary , and two geographers . but because this painting ... | was the role of cardinal considered primarily political and something apart from a clerical position that required religious training ? |
the dialog below is between a teacher and a student . their goal is to describe rotations in general using precise mathematical language . as you 'll see , the student must revise their definition several times to make it more and more precise . enjoy ! teacher : today we will try to describe what rotations do in a gen... | how would you describe the effect of this rotation on another point $ a $ ? student : what do you mean ? how can i know what the rotation does to $ a $ when i do n't know anything about it ? | what does the 0 with a line mean ? |
the dialog below is between a teacher and a student . their goal is to describe rotations in general using precise mathematical language . as you 'll see , the student must revise their definition several times to make it more and more precise . enjoy ! teacher : today we will try to describe what rotations do in a gen... | teacher : that 's right ! the main difference between the two definitions is that the first uses line segments and the second uses a circle . student : cool . | if the main difference is that one definition uses line segments and the other uses a circle , are the two definitions interchangeable ? |
background line integrals in a scalar field vector fields what we 're building to given a region enclosed by a curve $ \rede { c } $ , and a fluid flow determined by a vector field $ \bluee { f } ( x , y ) $ , the rate at which fluid is exiting that region ( assuming it has density $ 1 $ ) can be measured with the foll... | you can extract this by taking the dot product between $ \textbf { v } \delta t $ and a unit normal vector to the curve $ \rede { c } $ . let 's name that unit normal vector $ \greene { \hat { \textbf { n } } } $ . concept check : what is the total mass exiting the tiny segment of length $ \delta s $ over the short tim... | you asked for the unit tangent vector in the article above when you intended to ask for the unit normal vector ? |
background line integrals in a scalar field vector fields what we 're building to given a region enclosed by a curve $ \rede { c } $ , and a fluid flow determined by a vector field $ \bluee { f } ( x , y ) $ , the rate at which fluid is exiting that region ( assuming it has density $ 1 $ ) can be measured with the foll... | in principle , you should still think of it as acting on points in the $ xy $ -plane , it 's just that in practice you only end up defining it for points on the curve $ \rede { c } $ itself , since that 's all you need . do n't worry , you 'll see what i mean in the next article . summary in any context where something... | the article mentioned that if the top sign is reversed , it goes anti-clockwise , and visaversa if we reverse the bottom sign , but if you do n't have a visual representation of the graph , how can you tell ? |
get set ! before a single word flowed from his pen , the scribe needed to prepare the page . whether he had opted for parchment or paper , the sheets were completely blank to start with . so , he first needed to think about a sensible layout , carefully considering his options . did the text he was about to copy carry ... | book producers in england , for example , are known to have regularly produced quires of six bifolia , while scribes on the continent typically preferred quires of four bifolia . some quires are irregular . an extra folium could be added ( called a singleton ) or a leaf could be cut out . | although i imagine the possibility for a catchword to match the first word on several different quires was quite rare ... it must have still occurred occasionally , no ? |
get set ! before a single word flowed from his pen , the scribe needed to prepare the page . whether he had opted for parchment or paper , the sheets were completely blank to start with . so , he first needed to think about a sensible layout , carefully considering his options . did the text he was about to copy carry ... | if the catchword at the end of the quire matched the first word on the next quire , then they were in the correct sequence . to help binders put the quires in the right order , scribes would also number them . in the later middle ages , further organization was added to the page by also numbering the individual bifolia... | who were scribes in the industrial valley civilisation ? |
get set ! before a single word flowed from his pen , the scribe needed to prepare the page . whether he had opted for parchment or paper , the sheets were completely blank to start with . so , he first needed to think about a sensible layout , carefully considering his options . did the text he was about to copy carry ... | it was important to get it right since a messy layout would produce a messy book . rules unlike our notebooks today , medieval paper and parchment sheets did not come with ruled lines when you purchased them . a medieval page consisted of both horizontal and vertical ruling . to add these guiding lines to the blank pag... | why did the medieval europe wright so tightly together and not add more pages ? |
get set ! before a single word flowed from his pen , the scribe needed to prepare the page . whether he had opted for parchment or paper , the sheets were completely blank to start with . so , he first needed to think about a sensible layout , carefully considering his options . did the text he was about to copy carry ... | in spite of all this emphasis on location , from time to time binders still jumbled up the sequence . bundling sheets quires are usually made from bifolia ( singular : bifolium ) or double-sheets of parchment or paper . to create a bifolium , a sheet is folded in half ( each half is called a `` folium , '' which consis... | i wonder who made the picture of the dog ? |
information and ideas : the author 's message the information and ideas category includes questions that focus on what the passage says ( directly or indirectly ) . to interpret the author 's message , you ’ ll need to consider both what ’ s stated and what ’ s implied – or strongly suggested – in the passage . a note ... | attributions this article was adapted from the following sources : “ test specifications for the redesigned sat ” from the college board . “ sat practice tests ” from the college board . | my recent sat practice score on the reading and writing part is only 540/800 , would you mind giving me some advice in order to improve the score ? |
information and ideas : the author 's message the information and ideas category includes questions that focus on what the passage says ( directly or indirectly ) . to interpret the author 's message , you ’ ll need to consider both what ’ s stated and what ’ s implied – or strongly suggested – in the passage . a note ... | summarizing . these questions will ask you to recognize an effective summary of a passage or of a part of a passage . understanding relationships . | what is the best strategy to do the passage ? |
background divergence flux in two dimensions if you have n't already , you may also want to read `` why care about the formal definitions of divergence and curl '' for motivation . what we 're building to in two dimensions , divergence is formally defined as follows : $ \begin { align } \text { div } \ , \bluee { \text... | notice , for all values of $ r $ , the disk $ d_r $ will contain the point $ \golde { ( 0 , 0 ) } $ , so this is indeed a good family of regions to use . the formal definition of divergence at $ \golde { ( 0 , 0 ) } $ would then be written as follows : $ \begin { align } \ ; \text { div } \ , \bluee { \textbf { f } } \... | in the simple positive divergence example video , it looks like all the vectors have equal magnitude , implying their partial derivatives are 0 , so is n't the divergence also 0 ? |
background divergence flux in two dimensions if you have n't already , you may also want to read `` why care about the formal definitions of divergence and curl '' for motivation . what we 're building to in two dimensions , divergence is formally defined as follows : $ \begin { align } \text { div } \ , \bluee { \text... | it is just to get a feel for what this relatively abstract definition actually looks like with a concrete function . let 's use the quintessential `` outward flowing '' vector field in two dimensions : $ \begin { align } \bluee { \textbf { f } } ( x , y ) = \left [ \begin { array } { c } x \ y \end { array } \right ] \... | is there somewhere that i can find a mathematical derivation or proof that the limit is equal to nabla dot f ? |
the slums of new york jacob riis documented the slums of new york , what he deemed the world of the “ other half , ” teeming with immigrants , disease , and abuse . a police reporter and social reformer , riis became intimately familiar with the perils of tenement living and sought to draw attention to the horrendous c... | “ knee-pants , ” appears in the chapter jewtown and one can assume that the individuals are part of the large wave of eastern european jewish migration that flooded new york at the turn of the twentieth century . they are likely conversing in yiddish and share some type of familial or neighborly connection . some of th... | is n't it possible ( even likely ) that if these people were immigrating after all from all over the world and continued to immigrate after the first wave ( sent word back home for their relatives to come next ) , that in fact these conditions were far better than they experienced in their own feudal environments ? |
an imposing portico and dome as you leave the luxembourg gardens and head east along the rue soufflot in paris ’ s dense latin quarter , the imposing portico and dome of the panthéon draws you forward . it is an irresistible sight . one of the most impressive buildings of the neoclassical period , the panthéon , origin... | the other major post-soufflot change to the building fabric was the strengthening of the crossing piers that support the dome , carried out in 1806 by soufflot ’ s former collaborator , jean-baptiste rondelet . the building ’ s dedication swung back and forth between church and secular temple throughout the nineteenth ... | what purpose would the `` church '' have served in daily use when it was turned into a `` secular temple '' ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | networks of roads connected rich and vibrant cities , filled with beautiful public buildings . a shared greco-roman culture linked people , goods and ideas . the imperial system of the roman empire depended heavily on the personality and standing of the emperor himself . | what happened to greece during the roman supremacy ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | but with greek culture came greek gold , and generals and senators fought over this new wealth . the republic collapsed in civil war and the roman empire began . in 31 b.c.e . | how did the roman empire fall ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | but with greek culture came greek gold , and generals and senators fought over this new wealth . the republic collapsed in civil war and the roman empire began . in 31 b.c.e . | when did the roman empire fall ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | the empire , as it could now be called , enjoyed unparalleled prosperity as the network of cities boomed , and goods , people and ideas moved freely by land and sea . many of the masterpieces associated with roman art , such as the mosaics and wall paintings of pompeii , gold and silver tableware , and glass , includin... | i 've read that it was created between 105 - 115ad , that it is carved on sardonyx stone , and that it is 5 x 4.3 cm , but is there any other actual information on the piece ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | although , in theory , augustus ( as octavian became known ) was only the first citizen and ruled by consent of the senate , he was in fact the empire 's supreme authority . as emperor he could pass his powers to the heir he decreed and was a king in all but name . the empire , as it could now be called , enjoyed unpar... | such as where it was found , a speculation on who might of created that cameo , did emperor trajan , or his wife wear the cameo ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | in 31 b.c.e . octavian , the adopted son of julius caesar , defeated cleopatra and mark antony at actium . this brought the last civil war of the republic to an end . | how did octavian defeat marc antony and cleopatra if he was the adopted son of julius caeser ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | in 31 b.c.e . octavian , the adopted son of julius caesar , defeated cleopatra and mark antony at actium . this brought the last civil war of the republic to an end . | was n't cleopatra a lover of julius caeser ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . | why did the barbarians invade ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , spain , turkey , north africa and greece . | if the people in ancient rome after the civil war wanted rome to be a republic again , why did n't they rebel to get what they wanted ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | financial pressures , urban decline , underpaid troops and consequently overstretched frontiers - all of these finally caused the collapse of the western empire under waves of barbarian incursions in the early fifth century c.e . the last western emperor , romulus augustus , was deposed in 476 c.e. , though the empire ... | when did the capital of constantinople become istanbul ? |
from a republic to an empire in legend rome was founded in 753 b.c.e . by romulus , its first king . in 509 b.c.e . rome became a republic ruled by the senate ( wealthy landowners and elders ) and the roman people . during the 450 years of the republic rome conquered the rest of italy and then expanded into france , sp... | the last western emperor , romulus augustus , was deposed in 476 c.e. , though the empire in the east , centered on byzantium ( constantinople ) , continued until the fifteenth century . © trustees of the british museum | how did the british re-establish control of their land ? |
diego velázquez was originally from the southern spanish city of seville . though he began his career painting genre scenes ( images of everyday life ) that were often redolent with religious undertones , in 1623 he was ordered to paint a portrait of king philip iv . although unfortunately now lost , that portrait secu... | harsh distinctions in social class left a minority of wealthy people surrounded by a desperate group of impoverished citizens . in addition , seville was a stop along the slave trade route and most middle and upper-class citizens in seville owned slaves . bodegones the painting , the waterseller of seville is often lab... | who commissioned the waterseller of seville ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | they may also have smaller pieces of circular dna called plasmids . introduction bacteria often get a bad rap : they ’ re described as unsafe “ bugs ” that cause disease . although some types of bacteria do cause disease ( as you know if you 've ever been prescribed antibiotics ) , many other are harmless , or even ben... | can bacteria get cancer if so what happens ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | for instance , some plasmids carry genes that make bacteria resistant to antibiotics . ( these genes are called r genes . ) when the plasmids carrying r genes are exchanged in a population , they can quickly make the population resistant to antibiotic drugs . | is the specific function of r genes to resist antibiotics or do they have another function and they also happen to be antibiotic resistance ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | for instance , some antibiotics contain d-amino acids similar to those used in peptidoglycan synthesis , `` faking out '' the enzymes that build the bacterial cell wall ( but not affecting human cells , which do n't have a cell wall or utilize d-amino acids to make polypeptides ) $ ^ { 5,7 } $ . the plasma membrane und... | are the appendages an extension of the cell membrane and cytoplasm ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | this modification may stabilize the membrane at high temperatures , allowing the archaea live happily in boiling hot springs . appendages prokaryotic cells often have appendages ( protrusions from the cell surface ) that allow the cell to stick to surfaces , move around , or transfer dna to other cells . thin filaments... | what is the role of pasmodesmata in gene transfer ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . | can you list the structures of prokaryotic cells ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | the smooth bacteria were smooth ( and capable of causing disease ) because they had a capsule ! the cell wall all prokaryotic cells have a stiff cell wall , located underneath the capsule ( if there is one ) . this structure maintains the cell ’ s shape , protects the cell interior , and prevents the cell from bursting... | evolutionarily , why might selection have occurred for cell membranes that could keep the genetic material inside the cell ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | the smooth bacteria were smooth ( and capable of causing disease ) because they had a capsule ! the cell wall all prokaryotic cells have a stiff cell wall , located underneath the capsule ( if there is one ) . this structure maintains the cell ’ s shape , protects the cell interior , and prevents the cell from bursting... | what is mreb 's function regarding rigidity of the peptidoglycan cell wall ( bacteria cell membrane ) ? |
key points : prokaryotes are single-celled organisms belonging to the domains bacteria and archaea . prokaryotic cells are much smaller than eukaryotic cells , have no nucelus , and lack organelles . all prokaryotic cells are encased by a cell wall . many also have a capsule or slime layer made of polysaccharide . prok... | in the case of disease-causing prokaryotes that have colonized the body of a host organism , the capsule or slime layer may also protect against the host ’ s immune system . remember griffith 's experiment , which demonstrated the existence of a `` transforming principle '' ( dna ) that could turn rough , harmless bact... | 1 ) why do gram negative bacteria have an external membrance ? |
overview democrat jimmy carter served as president of the united states from 1977 to 1981 . carter was unable to solve most of the problems plaguing the country during his administration , including an ailing economy and a continuing energy crisis . although carter brokered the historic camp david accords between israe... | to add insult to injury , ayatollah khomeini did not release the hostages until january 20 , 1981 : ronald reagan 's inauguration day. $ ^9 $ republican challenger ronald reagan defeated carter in the presidential election of 1980 , making him the first elected president to be unseated by the american people since herb... | what has carter done to deserve a nobel prize ? |
overview democrat jimmy carter served as president of the united states from 1977 to 1981 . carter was unable to solve most of the problems plaguing the country during his administration , including an ailing economy and a continuing energy crisis . although carter brokered the historic camp david accords between israe... | iranian extremists seized the american embassy in tehran and held 52 american hostages captive there for over a year . the election of jimmy carter the election of 1976 fell on the bicentennial of the united states , but few people felt much like celebrating . the economy was in bad shape , and the watergate scandal ha... | bicentennial what is the meaning of this word ? |
overview democrat jimmy carter served as president of the united states from 1977 to 1981 . carter was unable to solve most of the problems plaguing the country during his administration , including an ailing economy and a continuing energy crisis . although carter brokered the historic camp david accords between israe... | finally , the united states agreed to pay the captors nearly \ $ 8 billion to end the hostage crisis . to add insult to injury , ayatollah khomeini did not release the hostages until january 20 , 1981 : ronald reagan 's inauguration day. $ ^9 $ republican challenger ronald reagan defeated carter in the presidential ele... | what does the phrase , `` making him the first elected president to be unseated by the american people '' mean ? |
overview democrat jimmy carter served as president of the united states from 1977 to 1981 . carter was unable to solve most of the problems plaguing the country during his administration , including an ailing economy and a continuing energy crisis . although carter brokered the historic camp david accords between israe... | overview democrat jimmy carter served as president of the united states from 1977 to 1981 . carter was unable to solve most of the problems plaguing the country during his administration , including an ailing economy and a continuing energy crisis . | what events in recent history led the united states to doubt itself in the 1970 's ? |
overview democrat jimmy carter served as president of the united states from 1977 to 1981 . carter was unable to solve most of the problems plaguing the country during his administration , including an ailing economy and a continuing energy crisis . although carter brokered the historic camp david accords between israe... | carter was unable to solve most of the problems plaguing the country during his administration , including an ailing economy and a continuing energy crisis . although carter brokered the historic camp david accords between israel and egypt , relations with the middle east broke down after the iranian revolution in 1979... | was carter a good president for the middle east ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . | can increasing the electric field of an intrinsic semiconductor increase the generation of electrons or conductivity ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | in the reverse direction , the current is very close to zero , just ever so slightly negative , below the voltage axis . a reverse biased diode ca n't hold out forever . when the voltage reaches a high negative value known as the breakdown voltage , $ \text { v } \text { br } $ , the diode starts to conduct in the reve... | ca n't you use indium and antimony to make a diode ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | the forward voltage is lower than regular silicon diodes , in the range of $ 0.15 – 0.45\ , \text v $ . zener diode - intentionally operated in the breakdown region , used as a voltage reference . led ( light-emitting diode ) - does what its name says . | do n't you damage a diode if you get past the breakdown voltage ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | germanium diodes have a lower forward voltage of $ 0.25-0.30\ , \text v $ . schottky diode - made from a silicon-to-metal contact . the forward voltage is lower than regular silicon diodes , in the range of $ 0.15 – 0.45\ , \text v $ . | why are most transistors made of silicon ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | in general , graphical solutions are a good way to go after any circuit with a non-linear element . addendum : types of diodes there are many types of diodes , differing in materials and processing , and specialized for different uses . here are a few : silicon diode - silicon is the most common material used to make d... | what is in the center of the glass diodes pictured above ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | then figure out the resistor value from the slope . the slope of the resistor load line is $ -\dfrac { 1 } { \text r } $ . a standard-value $ 47\ , \omega $ resistor comes close to the target $ 20\ , \text { ma } $ . | why is the load line of the resistor used to answer the question , instead of the diode equation line ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | that puts us on the right side of the $ i $ - $ v $ curve . with this small positive voltage , almost no forward current flows . when the voltage increases up to around $ 0.6\ , \text v $ measurable current starts to flow through the diode in the forward direction . | what 's the definition of forward voltage ? |
the diode is our first semiconductor device . the diode 's distinctive feature is that it conducts current in one direction , but not the other . we wo n't go into the details of how a diode does this , or how it 's made . fortunately , you do n't have to know how to make a diode before using it in a circuit . where we... | in the reverse direction , the current is very close to zero , just ever so slightly negative , below the voltage axis . a reverse biased diode ca n't hold out forever . when the voltage reaches a high negative value known as the breakdown voltage , $ \text { v } \text { br } $ , the diode starts to conduct in the reve... | which side is p and which is n ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | foreign policy in the 1930s the worldwide economic depression of the 1930s took its toll in different ways in europe , america , and asia . in europe , political power shifted to totalitarian and imperialist governments in several countries , including germany , italy , and spain . in asia , a resource-starved japan be... | how did adolf hitler get so much power ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | thus , president franklin delano roosevelt 's engagement in foreign affairs was limited , even as the gathering storm of japanese and german military aggression dimmed global prospects for peace . even after war broke out in europe following hitler 's invasion of poland in 1939 , roosevelt , reflecting national sentime... | why did germany want to invade poland any way ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . | why did japan join the allies in world war 1 but the nazis in world war 2 ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | should we have defended britain when they were being attacked ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | on april 12 , 1945 roosevelt died from a cerebral hemorrhage while visiting georgia . his vice president , harry s. truman , took over the presidency . it fell to truman to see the united states to final victory in world war ii. $ ^6 $ nevertheless , roosevelt is often ranked , along with washington and lincoln , as am... | why was fdr allowed to be president for such a long period of time ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | foreign policy in the 1930s the worldwide economic depression of the 1930s took its toll in different ways in europe , america , and asia . in europe , political power shifted to totalitarian and imperialist governments in several countries , including germany , italy , and spain . in asia , a resource-starved japan be... | what was the `` totalitarian government '' in spain ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | true to his word , the united states did become the arsenal of democracy , supplying some \ $ 50 billion in desperately needed weapons and equipment to the british , soviets , and other allied forces during the war. $ ^4 $ the 'four freedoms' during the interwar years and in the war itself , a great worldwide battle of... | not so much a question but a question never the less ; the four freedoms included one of want and one from fear ; is this true even today that part about want and fear ? |
overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . his wartime efforts prepared the path for his successor , harry truman , to win the war against ... | overview democrat franklin delano roosevelt led the nation through the second world war . roosevelt built a powerful wartime coalition with britain and the soviet union , and led the nation to victory against nazi germany . | why was it that the u.s. had `` weapons '' that were `` desperately '' needed by seemingly major world powers , and that these powers did not already have their own arsenals ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | unlike magnets , though , which always have a north and a south end , positive and negative charges can be separated and then brought back together . what is electric field ? we know that if you have a single negatively charged particle , a positively charged particle will be pushed away from it by the electric force . | for the ( last diagram ) combined electric fields of the positive and negative plates , is n't the direction of the electric field supposed to be pointing toward the negative plate ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | we know that the amount of charge we are pushing or pulling ( and whether it is positive or negative ) makes a difference to the electrical potential energy if we move the particle to a chosen spot . that ’ s why physicists use a single positive charge as our imaginary charge to test out the electrical potential at any... | can you elaborate on why an imaginary positve charge is used rather than imaginary negative one ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | the closer we try to move it to the plate , the more energy we have to put in , so the more electrical potential energy the particle would have . what is electric potential ? the electric potential , or voltage , is the difference in potential energy per unit charge between two locations in an electric field . when we ... | can i say electric potential as the amount of energy stored in an electric field per unit charge at a distance d from a charge that created the field ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | this is the exact opposite of the last case . near the plate the electrical potential is high and far from the plate the electrical potential is low . if we have two plates , as before , where one is positive and one negative with a space between them , the electrical potentials of the positive and negative plates comb... | i have a numerical : :an electron loses potential enrgy as it moves frm plate a to b so whch plate has a high potential ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | the closer we try to move it to the plate , the more energy we have to put in , so the more electrical potential energy the particle would have . what is electric potential ? the electric potential , or voltage , is the difference in potential energy per unit charge between two locations in an electric field . | how can the electric potential of a positive charge can be negative and vice versa ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | we know that the amount of charge we are pushing or pulling ( and whether it is positive or negative ) makes a difference to the electrical potential energy if we move the particle to a chosen spot . that ’ s why physicists use a single positive charge as our imaginary charge to test out the electrical potential at any... | is potential difference always measured with reference to a positive charge ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | we know that the amount of charge we are pushing or pulling ( and whether it is positive or negative ) makes a difference to the electrical potential energy if we move the particle to a chosen spot . that ’ s why physicists use a single positive charge as our imaginary charge to test out the electrical potential at any... | so according to your article , will infinity be the point where the potential charge on the positive charge is zero ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | the closer we try to move it to the plate , the more energy we have to put in , so the more electrical potential energy the particle would have . what is electric potential ? the electric potential , or voltage , is the difference in potential energy per unit charge between two locations in an electric field . | can it happen that the electric potential be equal to zero ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | the closer we try to move it to the plate , the more energy we have to put in , so the more electrical potential energy the particle would have . what is electric potential ? the electric potential , or voltage , is the difference in potential energy per unit charge between two locations in an electric field . | in the last paragraph , how a large electric potential is applied through the cell membrane ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | the closer we try to move it to the plate , the more energy we have to put in , so the more electrical potential energy the particle would have . what is electric potential ? the electric potential , or voltage , is the difference in potential energy per unit charge between two locations in an electric field . | would the electric potential be greater is it is closer to the charges ? |
how do electric forces work ? electric forces are responsible for almost every single chemical reaction that occurs in your body . almost all of biochemistry relies on understanding how these forces cause electrons to move between atoms , and the changes in the structure or composition that occur when electrons move be... | because the membrane is held together by the attraction of opposite charges , it is possible to overcome this attraction by applying a large electric potential across the membrane . in some cells , applied electric potentials are used to open and close the cell membrane in order to allow nutrients and waste to enter an... | why cant equi potentials intersect each other ? |
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