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overview tensions between the us and ussr came to a head in 1948 , when the soviet union blockaded berlin and the us headed a year-long airlift to supply citizens stranded in the western zone of the city . realizing that conflict with russia might escalate into war , the united states joined the north atlantic treaty o...
but the standoff over berlin had crystallized the divisions of the cold war . the western allies turned their combined occupation zones into the new country of west germany , and the soviets responded by creating east germany . in berlin , the soviets began the process of building a barrier between its eastern and west...
what was the eastern nations theory on western culture ?
overview tensions between the us and ussr came to a head in 1948 , when the soviet union blockaded berlin and the us headed a year-long airlift to supply citizens stranded in the western zone of the city . realizing that conflict with russia might escalate into war , the united states joined the north atlantic treaty o...
but the standoff over berlin had crystallized the divisions of the cold war . the western allies turned their combined occupation zones into the new country of west germany , and the soviets responded by creating east germany . in berlin , the soviets began the process of building a barrier between its eastern and west...
when germany was devited did each contrie get a little bit ore tirritory that they onwed them slelve ?
overview tensions between the us and ussr came to a head in 1948 , when the soviet union blockaded berlin and the us headed a year-long airlift to supply citizens stranded in the western zone of the city . realizing that conflict with russia might escalate into war , the united states joined the north atlantic treaty o...
but the standoff over berlin had crystallized the divisions of the cold war . the western allies turned their combined occupation zones into the new country of west germany , and the soviets responded by creating east germany . in berlin , the soviets began the process of building a barrier between its eastern and west...
when germany was devited did each contrie get a little bit ore tirritory that they onwed them slelve ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) . the effort to find the most fundamental descriptio...
what is a electric field ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
does the study of physics alter what we discover in mathematics ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) . the effort to find the most fundamental descriptio...
can velocity and gravity truly effect time ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
ex : if someone was sent in space to orbit the earth at such a high speed for 10 years would they come back and be the same age or would they age and the people on earth not age at all ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
since physics uses graphs and data at times , would having a statistics class be useful ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers .
how atoms can make things into a solid ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what 's the difference between mass and weight ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
they also create new questions that might not have even made sense when viewed from within the previous theory of physics . this makes physics exciting and interesting , but it also forces attempts at defining physics into generalizations about what physics has been rather than what it might be at some point in the fut...
but since the atoms are called the smallest in the past , but today and the future , is it possible that there is something more smaller than the protons , neutrons and electrons in the subatomic world ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers .
how does math make things simpler ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics . this makes physics exciting and interesting , but it also forces attempts at defining physics into generalizations about what physics has been rather t...
like space and time is sort of considered to be space-time like together always ... so does it mean time is also a dimension or time is just something.. if then what is it ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers .
gravity keeps the earth rotating around the sun , but what keeps the earth from being pulled completely into the sun ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
we 'll learn how to deal with liquids and gases in fluids and thermal physics . then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow .
is there a larger gravitation force in space ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
we 'll learn how to deal with liquids and gases in fluids and thermal physics . then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow .
if the force was applied for a duration of 5 s , what would be the final velocity of the object ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity . and that 's just to name a few .
now a days we have satellites in space which will be sendind the pictures of the space and by seeing those pictures we can say that earth is rotating around the sun , we have eight planets in our solar system , but how the scientiests in olden days get to know these facts , how they got these facts , without any specia...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
can 4d exist then what may be its structure ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
we 'll continue mastering and expanding our ability to deal with motion by showing that conservation laws are an alternative way to explain the motion of an object . these conservation laws give constraints on how the motion of a system can change . conservation of energy will be learned in work and energy , and conser...
what is change in position called ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what happens to the matter that enters a black hole ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what will i learn by studying physics on khan academy ? in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion .
can a black hole intake objects that are larger than itself ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity . and that 's just to name a few .
what is the theory of special relativity ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect .
how did more than 4000 years ago they thought about the matter , when actually the first telescope was invented in the 1600s that allowed us to see that ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
with the ability to precisely describe motion under our belt , we 'll learn in forces and newton 's laws how the concept of force allows us to explain why objects change their motion . we 'll continue mastering and expanding our ability to deal with motion by showing that conservation laws are an alternative way to exp...
when we touch something , is it the atoms of the hand touching the atoms of the object ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
up to that point we 'll have mostly considered objects that are not changing their rotational motion , so in moments , torque , and angular momentum we 'll learn how to describe and explain rotational motion and pick up a new conservation law along the way—conservation of angular momentum . after this point , we 'll de...
or is it the attraction/repulsion of the electrostatic forces ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
we 'll learn how to deal with liquids and gases in fluids and thermal physics . then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow .
are electricity and magnetism directly related ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect .
can you see atoms with a microscope ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their motion for some special cases . with the ability to precisely describe moti...
what is the first basic lesson for a complete beginner ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what is the smallest known particle ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
why is there no gravity in space ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
and why do we have gravity ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity . and that 's just to name a few .
what formula did the scientists use to work out what 1 light-year was ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
how is that possible to calculate ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity . and that 's just to name a few .
what happens when you go light speed ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
would you be able to stay younger ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
conservation of energy will be learned in work and energy , and conservation of momentum will be learned in impacts and linear momentum . up to that point we 'll have mostly considered objects that are not changing their rotational motion , so in moments , torque , and angular momentum we 'll learn how to describe and ...
what is torque , and why is this often used a lot in relation to automotives ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics . this makes physics exciting and interesting , but it also forces attempts at defining physics into generalizations about what physics has been rather t...
is there something even smaller than quarks ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect .
how do people see atoms ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
if i got in a spaceship and moved 1/2 lightyears away from earth , then traveled back , would i age only one year , or would i age even faster in my perception ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what should you do as a kid from middle school so you can be in ap physics in high school ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
that said , definitions are useful . so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) .
what is the definition of velocity ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics . this makes physics exciting and interesting , but it also forces attempts at defining physics into generalizations about what physics has been rather t...
if there is nothing smaller than a quark , as i have heard , then what are quarks made of ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries .
also , what exactly are quarks ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
we 'll learn how to deal with liquids and gases in fluids and thermal physics . then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow .
i heard that even light ca n't escape the black hole , so what will be the estimated g-force of it for example , a 150 lb guy falls into the black hole how heavy will he feel ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what shape is a black hole ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what will i learn by studying physics on khan academy ? in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion .
but almost all space objects are spherical , but how can you have something spherical with the properties of a black hole ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
that said , definitions are useful . so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) .
my question is : what is the definition of time ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics .
is n't seconds and minutes just a way for us to measure the distance between one instance to the next ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what will i learn by studying physics on khan academy ? in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion .
or the amount of time ( roughly ) it takes the earth to revolve around the sun ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
how is engineering physics different from high school physics ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics .
if speed and gravity can effect time , does n't that make time a physical quantity ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) . the effort to find the most fundamental descriptio...
how to calculate the average velocity ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics .
why ca n't we exceed the speed of life ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers .
so we discover things to make more things be known or make more things be unknown ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics .
is n't there anything faster than light ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect .
how do electric forces cause currents to flow ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
can the currents be felt ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) . the effort to find the most fundamental descriptio...
how do you define kinetic energy or an electric field ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
is there anyone could show a realistic example of how applying physics in modern business , in a problem-solving situation ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
if you went faster than the speed of sound would you hear sound ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) . the effort to find the most fundamental descriptio...
how is kinetic energy formed ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect .
can you actually see the protons , electrons , quarks ... under microscope ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
do i have to have advanced knowledge of mathematics in order to be a good physicist ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what is black hole and worm hole ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
why does a battery does not behave like a magnet al though it has positive and negative sides connected ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
these conservation laws give constraints on how the motion of a system can change . conservation of energy will be learned in work and energy , and conservation of momentum will be learned in impacts and linear momentum . up to that point we 'll have mostly considered objects that are not changing their rotational moti...
what is work of neutrons why it present in nucleus ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what is a vector quantity ( or something like that ) ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what can be considered as the most fundamental discovery within the field of physics ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
conservation of energy will be learned in work and energy , and conservation of momentum will be learned in impacts and linear momentum . up to that point we 'll have mostly considered objects that are not changing their rotational motion , so in moments , torque , and angular momentum we 'll learn how to describe and ...
what are moments , torque , and angular momentum and why do they relate with rotational motion ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
these conservation laws give constraints on how the motion of a system can change . conservation of energy will be learned in work and energy , and conservation of momentum will be learned in impacts and linear momentum . up to that point we 'll have mostly considered objects that are not changing their rotational moti...
what is the difference in sound and kinetics energy ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
how eletricity turn into concious in our brains ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
can physics tell us why the earth 's magnetic field will eventually flip ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity .
according to e=mc^2 is n't it possible to have negative speed of light ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
is there anything that we know of that is tinier than quarks ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
i know it is a stage of matter when temperature reaches near 0 k but i thought it was impossible ( or at least not yet achieved ) so how would physicists know about it ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
would my car become shorter than the split or the split become shorter than my car ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics . this makes physics exciting and interesting , but it also forces attempts at defining physics into generalizations about what physics has been rather t...
how come in free fall you feel weightless even though gravity is pulling down on you ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
how do you know when physics are being used ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) . the effort to find the most fundamental descriptio...
what is a electric field ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous theory of physics .
there are people that are searching wimps but they don , t want heat in the experiment so that the atoms do n't vibrate , and then when a wimp goes through the atom it will vibrate so is n't a wimp heat ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
we 'll learn how to deal with liquids and gases in fluids and thermal physics . then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagneti...
does an electric filed have mass ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their motion for some special cases . with the ability to precisely describe moti...
is there any one-dimensional particle ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity . and that 's just to name a few .
i have a few questions in general : did the people in einstein 's age study a lot compared to us now ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
find relationships between those fundamental measured quantities ( e.g. , newton ’ s laws , conservation of energy , special relativity ) . these patterns and correlations are expressed using words , equations , graphs , charts , diagrams , models , and any other means that allow us to express a relationship in a way t...
in terms of using resources to study , who was more efficient ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
the effort to find the most fundamental description of the universe is a quest that has historically always been a big part of physics , as can be seen in the comic image below . find relationships between those fundamental measured quantities ( e.g. , newton ’ s laws , conservation of energy , special relativity ) . t...
what are fundamental measurable quantities ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
these conservation laws give constraints on how the motion of a system can change . conservation of energy will be learned in work and energy , and conservation of momentum will be learned in impacts and linear momentum . up to that point we 'll have mostly considered objects that are not changing their rotational moti...
can we use sounds as some type of energy ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
what is real definition of physics ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity . and that 's just to name a few .
ok , so if light moves at a set speed and can go no faster , then how is it we know how a planet that is 8 milion light years away looks like ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
so , if it ’ s a definition you want , it ’ s a definition you ’ ll get . for the most part , physicists are trying to do the following : precisely define the most fundamental measurable quantities in the universe ( e.g. , velocity , electric field , kinetic energy ) . the effort to find the most fundamental descriptio...
how to calculate the average velocity ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
is every item empty space ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what will i learn by studying physics on khan academy ? in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion .
so if you think with reference frames suppose i move with the speed of light , what determines that it is not me that is standing still so time can pass `` normally '' and be delayed for the rest of the universe ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is .
how is maths related to biology [ reproduction , respiration , ecosystem , etc } ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
these conservation laws give constraints on how the motion of a system can change . conservation of energy will be learned in work and energy , and conservation of momentum will be learned in impacts and linear momentum . up to that point we 'll have mostly considered objects that are not changing their rotational moti...
does the energy released in the supernova have enough power to mess with space-time ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
these conservation laws give constraints on how the motion of a system can change . conservation of energy will be learned in work and energy , and conservation of momentum will be learned in impacts and linear momentum . up to that point we 'll have mostly considered objects that are not changing their rotational moti...
also what stage of the star 's life releases the most energy ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
what the meaning of the third of motion `` for every action their is an equal and opposite reaction '' ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity . and that 's just to name a few .
is there a limit to how small something can get to ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in physics , we want to explain why objects move around the way they do . however , it would be hard to explain motion if we did n't know how to describe motion . so first , in the topics one-dimensional motion and two-dimensional motion , we 'll learn how to precisely describe the motion of objects and predict their m...
how are there multiple dimensions of motion ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
the effort to find the most fundamental description of the universe is a quest that has historically always been a big part of physics , as can be seen in the comic image below . find relationships between those fundamental measured quantities ( e.g. , newton ’ s laws , conservation of energy , special relativity ) . t...
what are `` vector quantities '' ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
we 'll learn how to deal with liquids and gases in fluids and thermal physics . then in electricity and magnetism we 'll learn about two new forces—the electric force and the magnetic force . in circuits we 'll see how electric forces cause current to flow .
why the force of pull by nucleus just not make the electron bang into nucleus and how is nucleus held ?
what is physics ? to be honest , it ’ s really difficult to define exactly what physics is . for one , physics keeps changing as we progress and make new discoveries . new theories do n't just bring new answers . they also create new questions that might not have even made sense when viewed from within the previous the...
in circuits we 'll see how electric forces cause current to flow . in optics we 'll investigate the ways in which electromagnetic waves ( i.e. , light ) can bend and reflect . once we learn about light , we get to learn einstein 's theory of special relativity .
speed and gravity both can bend time.. i 'm thinking about the science fiction space ships which bend the space forward and backward to travel slower than speed of light but dilate/or whatever , the time and travel as fast as light but is n't it a bit like if you travel at high speeds like speed of light it probably ju...