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About This Chapter About This Chapter In this chapter, video instructors show you current theories about the origins of the universe, including the Big Bang Theory and theories about expanding and contracting universes. You'll be introduced to Tycho Brahe and Nicolaus Copernicus and learn about their contributions to k...
In this topic we will cover all types of DNA structure. According to Watson-Crick pairing the pairing occurs between A and T and between G and C which is said to be complementary. The base pairs lie almost flat, stacked on top of one another perpendicular to the long axis of double helix. Stacking adds to stability of ...
Adding fractions inquiry Mathematical inquiry processes: Identify and create patterns; conjecture and generalise. Conceptual field of inquiry: Addition and subtraction of fractions. The prompt was devised by Mark Greenaway (an Advanced Skills Teacher in Suffolk, UK) to encourage students to analyse the sum of two unit ...
Module 1. Phase Rule Module 2. Fuels Module 3. Colloids Classification, properties Module 4. Corrosion Causes, type and methods of p... Module 5. Water Hardness Module 6. Scale and sludge formation in boilers, b... Module 7. Analytical methods like thermo gravimetr... Module 8. Nuclear radiation, detectors and analyti....
Special education or special needs education is the practice of educating students with special needs in a way that addresses their individual differences and needs. Ideally, this process involves the individually planned and systematically monitored arrangement of teaching procedures, adapted equipment and materials, ...
1 CORE CURRICULUM PRODUCTS FET PHASE GRADE 10 (Content of additional subjects available on request) MATHEMATICS (PACEs ) Learns about functional notation, graphs and determines the equation of a linear function, graphs and determines the equation of a hyperbole function, graphs and determines the equation of an exponen...
\|This article needs additional citations for verification. (November 2014)\| Affect is the experience of feeling or emotion. Affect is a key part of the process of an organism's interaction with stimuli. The word also refers sometimes to affect display, which is "a facial, vocal, or gestural behavior that serves as an i...
History of Knoxville, Tennessee The History of Knoxville, Tennessee, began with the establishment of James White's Fort on the Trans-Appalachian frontier in 1786. The fort was chosen as the capital of the Southwest Territory in 1790, and the city, named for Secretary of War Henry Knox, was platted the following year. K...
Have you ever stored some piece of information in the computer and wondered how the computer represents these information? Well, for you it might seems like a bunch of text or a bunch of numbers. But the computer sees this information differently. This is the reason why the computer can perform more rigorous and comple...
Music and mathematics Music theory has no axiomatic foundation in modern mathematics yet the basis of musical sound can be described mathematically (in acoustics) and exhibits "a remarkable array of number properties". Elements of music such as its form, rhythm and metre, the pitches of its notes and the tempo of its p...
Just like fractions, operations with decimals can be intimidating for kids when all they’ve ever known are whole numbers. But with some intentional teaching and strategies, we can help kids understand that the basic underlying principles are the same. Although this should probably not be a starting point (when addition...
How The Us Government Is Organized The Constitution of the United States divides the federal government into three branches to make sure no individual or group will have too much power: - LegislativeMakes laws - ExecutiveCarries out laws - JudicialEvaluates laws Each branch of government can change acts of the other br...
It is said that the gravitational waves are a consequence of the theory of relativity, of Albert Einstein, but it is difficult to find texts in which they argue why this relationship, except that they are arising from the study of the Einstein field equations. Let’s try to apply a little logic and some knowledge of rel...
How OSPF(Open Short Path First) Routing Protocol implemented using Dijkstra Algorithm behind the scene What is OSPF(Open Shortest Path First)? Open Shortest Path First(OSPF) is a standard routing protocol that’s been used in the world for many years. Supported by practically every routing vendor, as well as the open-so...
What are number sequences? Number sequences are a pattern of numbers that follow a certain rule. All times tables are effectively number sequences. For example, the 2 times table is a sequence of numbers that increase by 2 each time: 2, 4, 6, 8, 10 etc. Step 4: Number Sequences Homework Extension Year 5 Spring Block 2....
Shang dynasty kings ruled over a well-organized and civilized state in northern China between 1766 BCE and 1122 BCE. Under them, many of the key features of later Chinese civilization began to develop. The Shang dynasty was, according to traditional Chinese histories, the second dynasty of ancient China, ruling from 17...
Earth acts as thermal mass, making it easier to maintain a steady indoor air temperature and therefore reduces energy costs for heating or cooling. Earth sheltering became relatively popular after the mid 1970s, especially among environmentalists. However, the practice has been around for nearly as long as humans have ...
What is ORP? ORP stands for oxidation-reduction potential, which is a measure, in millivolts, of the tendency of a chemical substance to oxidize or reduce another chemical substance. Oxidation is the loss of electrons by an atom, molecule, or ion. It may or may not be accompanied by the addition of oxygen, which is the...
Angle of Incidence, Angle of Incidence and Reflection \| [email protected] The law of reflection states that the incident ray, the reflected ray, and the normal to the surface of the mirror all lie in the same plane. Furthermore, the angle of. Learn about the properties of light waves and how they can be reflected, refr...
Physical Science Unit 1: How and Why Do We Science? - To develop your understanding of the nature of science as it pertains to the physical world. - To understand and describe, qualitatively and quantitatively, the nature of matter and energy and apply your understanding to natural phenomena you observe - To experience...
The landslide hazard causes severe loss of life, injury, damage to property, destruction of communication networks and loss of precious soil and land. Although the occurrence of landslides is . declining all over the world due to greater scientific understanding and public awareness, in many areas the mounting pressure...
Talmud and Midrash, commentative and interpretative writings that hold a place in the Jewish religious tradition second only to the Bible (Old Testament). Definition of terms The Hebrew term Talmud (“study” or “learning”) commonly refers to a compilation of ancient teachings regarded as sacred and normative by Jews fro...
Reading Aloud to Children Vocabulary Development During Read-Alouds: Primary PracticesBy: Karen J. Kindle (2009) Reading aloud is a common practice in primary classrooms and is viewed as an important vehicle for vocabulary development. Read-alouds are complex instructional interactions in which teachers choose texts, i...
Guide: Normality Test A Normality Test is a statistical procedure that helps you determine if a given set of data follows a normal distribution or not. This is an important aspect of statistical analysis, quality control, and even machine learning models. Why? Many statistical techniques, such as t-tests, ANOVAs, and r...
Fallacy of Propositional Logic Alias: Fallacy of sentential logic* In logic, a proposition―or, "statement"―is a sentence that is either true or false. For instance, "it is raining" is a proposition. Some propositions contain other propositions as components, for example: "it is not raining" is a proposition as a whole ...
Composite functions inquiry Mathematical inquiry processes: test particular cases; make conjectures about relationships; generalise and prove. Conceptual field of inquiry: function notation; inverse functions; composite functions. The prompt was designed for a year 10 class as the basis for a short inquiry into composi...
Often when we want to make a point that nothing is sacred, we say, “one plus one does not equal two.” This is designed to shock us and attack our fundamental assumptions about the nature of the universe. Well, in this chapter on floating- point numbers, we will learn that “0.1+0.10.1+0.1 does not always equal 0.20.2” w...
3/7/2019· Calcium is silver to gray solid metal that develops a pale yellow tint. It is element atomic nuer 20 on the periodic table with the syol Ca. Unlike most transition metals, calcium and its compounds exhibit a low toxicity. The element is essential for human Write a balanced chemical equation for the reaction b...
Between the orbits of Mars and Jupiter lies the Solar System’s Main Asteroid Belt. Consisting of millions of objects that range in size from hundreds of kilometers in diameter (like Ceres and Vesta) to one kilometer or more, the Asteroid Belt has long been a source of fascination for astronomers. Initially, they wonder...
Chapter 14 Cosmic Samples and the Origin of the Solar System 1: A friend of yours who has not taken astronomy sees a meteor shower (she calls it a bunch of shooting stars). The next day she confides in you that she was concerned that the stars in the Big Dipper (her favorite star pattern) might be the next ones to go. ...
Have you ever thought to use a clock to identify mineral deposits or concealed water resources within the Earth? An international team headed by astrophysicists Philippe Jetzer and Ruxandra Bondarescu from the University of Zurich is convinced that ultraprecise portable atomic clocks will make this a reality in the nex...
The Antikythera mechanism is a 2,100-year-old computer: Wikipedia 116 years ago (1902), divers found a chunk of bronze off a Greek island. It has radically changed our understanding of human history. One hundred sixteen years ago, an archaeologist was sifting through objects found in the wreck of a 2,000-year-old vesse...
Topic 7: Nucleic Acids and Proteins - Assessment Statements and Outline Describe the structure of DNA, including the antiparallel strands, 3'-5' linkages and hydrogen bonding between purines and pyrimidines DNA is composed of 2 antiparallel strands (they run in opposite directions). Each strand is composed of nucleotid...
High school physics - NGSS Newton's second law of motion states that F = ma, or net force is equal to mass times acceleration. A larger net force acting on an object causes a larger acceleration, and objects with larger mass require more force to accelerate. Both the net force acting on an object and the object's mass ...
Constructing proteins is busy work. Every second of the day, your bodies cells are making proteins based on information stored in your DNA. The sequence of nucleotide bases in DNA encodes the structure of different proteins. This information is “copied” in the form of mRNA during a process called transcription. The inf...
Gender equality, also known as sexual equality or equality of the sexes, is the state of equal ease of access to resources and opportunities regardless of gender, including economic participation and decision-making; and the state of valuing different behaviors, aspirations and needs equally, regardless of gender. Gend...
Practice and learn Prealgebra and Algebra topics! Walk through step-by-step solutions to see where you made your mistake. See your stats for every problem type (saved across app runs). Work out problems without needing to take notes. Get math help wherever you are. 35 practice concepts – Find the Greatest Common Denomi...
When NASA began 60 years ago, we had questions about the universe humans had been asking since we first looked up into the night sky. In the six decades since, NASA, along with its international partners and thousands of researchers, have expanded our knowledge of the Universe by using a full fleet of telescopes and sa...
College PhysicsScience and Technology Motion Equations for Constant Acceleration in One Dimension We might know that the greater the acceleration of, say, a car moving away from a stop sign, the greater the displacement in a given time. But we have not developed a specific equation that relates acceleration and displac...
The following Projects are an assortment of long-term activities that can be completed individually, in groups or as a class. We have provided starting points for research and development; you and the students can work together to create a more detailed plan of action. Consider the following two recommendations. First,...
270 likes \| 408 Views Geometry. 9.1 An Introduction to Circles. Circle. The set of all points in a plane at a given distance from a given point. . P. 3. P is the center of the circle. The circle is the set of all points in the plane of the screen 3 away from P. Radius Plural is radii. E N D Geometry 9.1 An Introduction...
In 2013 chemical researchers reported progress in continuous-flow chemistry, also known as flow chemistry, a method of carrying out chemical reactions that has begun to revolutionize chemical synthesis in laboratory research and in the pharmaceutical industry. Not only does the method help reduce waste and energy consu...
Physical characteristics that are quantized—such as energy, charge, and angular momentum—are of such importance that names and symbols are given to them. The values of quantized entities are expressed in terms of quantum numbers, and the rules governing them are of the utmost importance in determining what nature is an...
THE PYTHAGOREAN DISTANCE FORMULA BASIC TO TRIGONOMETRY and calculus is the theorem that relates the squares drawn on the sides of a right-angled triangle. Credit for the proving the theorem goes to the Greek philosopher Pythagoras, who lived in the 6th century B. C. Here is the statement of the theorem: In a right tria...
Space junk is classified by NASA according to whether it is of natural or artificial origin, with the latter defined as ‘any man-made object in orbit around the Earth which no longer serves a useful function’. It is the accumulation of this category of space junk which poses a particularly catastrophic threat to humank...
Three Axes of Flight All manoeuvring flight takes place around one or more of the three axes of rotation. They are called the longitudinal, lateral and vertical axes of flight. The common reference point for the three axes is the airplane’s centre of gravity (CG), which is the theoretical point where the entire weight ...
We use math every day without realizing it. From buying stuff to navigating across town, math is everywhere. This would be fine if we only have to work with whole numbers, but fractional numbers fill our world. We have to know how to deal with these decimal numbers in order to live and play. We have to work with decima...
Millions upon millions of years ago–times before humans even walked the planet–dinosaurs roamed planet Earth, establishing themselves as one of the most known reptile species to ever take long-term residence on our planet. This all came to an end when an asteroid, with a diameter of 10.2 kilometers rained down on the E...
The following Topics and Sub-Topics are covered in this chapter and are available on MSVgo: You might have come across an enclosed shape with three pointed tips; it is known as a triangle. A triangle is a polygon shape with three vertices and three edges. Being an enclosed shape with three sides, a triangle also has th...
For most spacecraft, changes to orbits are caused by the oblateness of the Earth, gravitational attraction from the sun and moon, solar radiation pressure, and air drag. These are called "perturbing forces". They must be counteracted by maneuvers to keep the spacecraft in the desired orbit. For a geostationary spacecra...
Start by putting one million (1 000 000) into the display of your calculator. Can you reduce this to 7 using just the 7 key and add, subtract, multiply, divide and equals as many times as you like? Can you see why 2 by 2 could be 5? Can you predict what 2 by 10 will be? Using some or all of the operations of addition, ...
In this coordinate geometry worksheet, students plot ordered pairs and identify points on the coordinate plane. This two-page worksheet contains eleven problems. 6 Views 39 Downloads Investigating Transformations Using Coordinates Use transformations to coordinate the coordinates! After graphing a transformation, class...
CONFIDENCE INTERVALS FOR THE POPULATION MEAN (INTRODUCTION) Watch this spaceDetailed text explanation coming soon. In the meantime, enjoy our video. The text below is a transcript of the video. Connect with StatsExamples here LINK TO SUMMARY SLIDE FOR VIDEO: TRANSCRIPT OF VIDEO: Confidence intervals are an extremely im...
How the Central Limit Theorem tutorial fits into the typical statistics course: WISE tutorials are modularized to allow instructors to pick or choose modules that best fit their course needs. Each module is a self-contained lesson that does not depend on any of the other modules, although some specific prerequisite inf...
Praise refers to positive evaluations made by a person of another's products, performances, or attributes, where the evaluator presumes the validity of the standards on which the evaluation is based. The influence of praise on an individual can depend on many factors, including the context, the meanings the praise may ...
Apoptosis (from Ancient Greek , apópt?sis, "falling off") is a form of programmed cell death that occurs in multicellular organisms. Biochemical events lead to characteristic cell changes (morphology) and death. These changes include blebbing, cell shrinkage, nuclear fragmentation, chromatin condensation, DNA fragmenta...
Polymers. Polymers . C.X.C objectives. Students should be able to : Define polymers Distinguish between addition and condensation as reactions in the formation of polymers Name examples of polymers formed by: ( i ) addition reactions (ii)condensation reactions Download Policy: Content on the Website is provided to you ...
As we showed you in a recent slideshow, some NASA scientists envision astronauts making whatever they need out of local materials on Mars or the moon via 3D printing. While technology from organizations like Contour Crafting has made this theoretically possible, now, Washington State University (WSU) engineers have act...
Click the checkbox for the options to print and add to Assignments and Collections. Come to a Concert. Education World Printable Critical Thinking Skills Worksheets And More Critical Thinking Activities Thinking Skills Worksheets Kids Critical Thinking Ad Download over 30000 K-8 worksheets covering math reading social ...
Something mysterious is going on at the Sun. In defiance of all logic, its atmosphere gets much, much hotter the farther it stretches from the Sun’s blazing surface. Temperatures in the corona — the tenuous, outermost layer of the solar atmosphere — spike upwards of 2 million degrees Fahrenheit, while just 1,000 miles ...
If dark matter is the glue holding galaxies together, dark energy is its doppelganger, pushing the universe apart at increasing speeds. Dark energy is thought to make up three-quarters of the universe yet its basic nature remains poorly understood. In a new approach to cracking the dark energy puzzle, Columbia astronom...
Browse Australian Curriculum (version 8.2) content descriptions, elaborations and find matching resources. Calculate perimeter and area of rectangles using familiar metric units (ACMMG109) Selected links to a range of interactive and print resources for Measurement topics in K-6 Mathematics. How do we know what a house...
Bearing is the expression of direction using degree of an angle. the following are procedure to be followed when determining position of the place by bearing and distance when you asked to determine a position of A from B Obtain the map needed Consider the points A and B and identify the distance needed Measure the dis...
A massive comet – approximately 80 miles across, twice the width of Rhode Island – travels our way from the edge of the solar system at 22,000 miles per hour. Fortunately, it does not come close to 1 billion miles from the Sun, which is slightly further away from Earth than Saturn; That will be in 2031. Among the oldes...
Voltage plays a crucial role in the functioning and performance of computer hardware, particularly when it comes to Random Access Memory (RAM) power requirements. RAM is an essential component of any computer system as it stores data that can be accessed quickly by the CPU. The power supply of RAM directly affects its ...
Gross value added In economics, gross value added (GVA) is the measure of the value of goods and services produced in an area, industry or sector of an economy. "Gross value added is the value of output minus the value of intermediate consumption; it is a measure of the contribution to GDP made by an individual produce...
A Closer Look at Fats (Grades 6-8) This lesson describes the role of fats in food and in the body, and how they serve as a source of energy. It provides information on different types of fats that are listed on the Nutrition Facts label – including total fat, saturated fat, and trans fat—and defines trans fat and chole...
Home > Preview The flashcards below were created by user on FreezingBlue Flashcards. Chapter 8 Key Terms and Concepts Chapter 8 Key Terms and Concepts When selecting the U.S. president, there are two ways to count votes: - The popular vote is the number for votes citizens cast for each of the presidential candidates. -...
This page uses content from Wikipedia and is licensed under CC BY-SA. \|Synonyms\|\|Hard of hearing; anakusis or anacusis is total deafness\| \|The international symbol of deafness and hearing loss\| \|Types\|\|Conductive, Sensorineural, mixed\| \|Causes\|\|Genetics, aging, exposure to noise, some infections, birth complications, t...
DNA and RNA are the two types of nucleic acids that act as the hereditary material to transfer genetic information from one generation to the next one. They store the inherited data in them, thus can be considered as the repositories for the genetic information. DNA (double-stranded) as a genetic transporter is present...
Understeer and oversteer This article needs additional citations for verification. (May 2019) (Learn how and when to remove this template message) Understeer and oversteer are vehicle dynamics terms used to describe the sensitivity of a vehicle to steering. Oversteer is what occurs when a car turns (steers) by more tha...
Conversation Teacher Resources Find Conversation educational ideas and activities Showing 1 - 20 of 11,360 resources Conduct a written literary discussion and diminish stress about public writing. Class members, already arranged into literature circles, compose and post responses to novels, signing with initials or cla...
The Inca Empire, also known as Incan Empire and the Inka Empire, and at the time known as the Realm of the Four Parts,[a] was the largest empire in pre-Columbian America. The administrative, political and military center of the empire was in the city of Cusco. The Inca civilization arose from the Peruvian highlands som...
Topic 2.3 - Slope In this slope intercept worksheet, students solve 15 problems in which they find the slope of a linear equation, the slope of a graph, the slope using 2 points, and the equation of a line parallel or perpendicular to a given line. 12 Views 73 Downloads Solution Sets to Equations with Two Variables Can...
Lists are a fundamental part of Haskell, and we've used them extensively before getting to this chapter. The novel insight is that the list type is a monad too! As monads, lists are used to model nondeterministic computations which may return an arbitrary number of results. There is a certain parallel with how Maybe re...
IEEE 802.11 is part of the IEEE 802 set of local area network (LAN) technical standards, and specifies the set of media access control (MAC) and physical layer (PHY) protocols for implementing wireless local area network (WLAN) computer communication. The standard and amendments provide the basis for wireless network p...
If a candidate in an election does not achieve a majority of first preference votes, the winner is determined by the allocation of subsequent second, third and so on preferences. How Preferential voting works: There are two systems of preferential voting: Full preferential and optional preferential voting. With full pr...
We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Thank you! Presentation is loading. Please wait. Published byKaylin Crull Modified about 1 year ago © Boardworks Ltd of 54 Contents © Boardworks Ltd of 5...
\|Part of a series on\| Sediment is a naturally occurring material that is broken down by processes of weathering and erosion, and is subsequently transported by the action of wind, water, or ice or by the force of gravity acting on the particles. For example, sand and silt can be carried in suspension in river water and...
Chapter 3: Applications of Differentiation Section 3.5: Curvature of a Plane Curve The curvature of a plane curve is a measure of how "curved" it is at each of its points. Table 3.5.1 lists formulas for the calculation of curvature of curves given in various formats. κ=x. y..−y. x..x.2+y.23/2 κ=\|r2+2 r′2−r r″\|r2+r′23/2...
Not all oceanographers have their perspectives on the ocean shaped by experiences at sea. Take Kathie Kelly. She does not venture out on a ship, dive in a submarine, or even go to the beach to conduct her research. Instead, she experiences the ocean through satellite images and numbers on her computer. While she may mi...
Computer programming, a.k.a. coding, used to be something done only by those in-the-know involving complex strings of characters and more than a bit of magical mystique. But that was before computer programming was made more accessible for everyone with block-based code: interlocking, graphical blocks representing text...
June 26, 2019 A regular polygon has equal angles and sides. Regular polygons can be inscribed in circles. Elements of a Regular Polygon The center is the inner point equidistant from each vertex. The radius, r, is the segment that goes from the center to each vertex. The apothem, a, is the distance from the center to t...
In mathematics, an abelian group, also called a commutative group, is a group in which the result of applying the group operation to two group elements does not depend on the order in which they are written. That is, the group operation is commutative. With addition as an operation, the integers and the real numbers fo...
Leaves are the powerhouses of plants that generate energy. These are green-colored parts of a plant having many veins. Mix and straight veins help it carry nutrients. Functions like food storage and releasing water under humidity help flourish in all seasons. What is a Leaf? A leaf is the main part of vascular plants t...
Hydrogen bond(Redirected from Hydrogen bonding) A hydrogen bond is the electrostatic attraction between two polar groups that occurs when a hydrogen (H) atom covalently bound to a highly electronegative atom such as nitrogen (N), oxygen (O), or fluorine (F) experiences the electrostatic field of another highly electron...
The circumference of a circle with radius r is given by 2pir. The area of a circle with radius r is pir^2. Here, circumference is 24pi = 2pir => r = 24pi / 2pi => r = 12 The area of the circle is pir^2 = pi12^2 = pi144 The required area is pi144 Given the circumference of a circle is 24 pi. We will use the ...
Once known as the college entrance exam of choice for strong math students, the ACT has always demanded both broad and deep mastery of math concepts learned from grade school to high school. The SAT may currently hold the crown for the test best suited for math whizzes, but ACT Math is tough and getting tougher. Unders...
- Descriptive statistics - Hypothesis testing - Bayesian methods - Experimental design - Time series and forecasting - Nonparametric methods - Statistical quality control - Sample survey methods - Decision analysis A variety of numerical measures are used to summarize data. The proportion, or percentage, of data values...
Systems of Linear Equations In this systems of equations worksheet, students complete 14 multiple choice questions involving systems of equations and finding how many solutions belong to a set of systems. 3 Views 0 Downloads Introduction to Systems of Linear Equations Here is a instructional activity that really delive...
Human height or stature is the distance from the bottom of the feet to the top of the head in a human body, standing erect. It is measured using a stadiometer, usually in centimetres when using the metric system, or feet and inches when using the imperial system. In the early phase of anthropometric research history, q...
In mathematics, matrix multiplication is a binary operation that takes a pair of matrices, and produces another matrix. Numbers such as the real or complex numbers can be multiplied according to elementary arithmetic. On the other hand, matrices are arrays of numbers, so there is no unique way to define "the" multiplic...
Over 40 percent of the cereal crop’s genes respond to drought stress. Fields of drooping stalks and cracked earth are becoming common images in many regions due to more extreme weather events such as heat waves, droughts and floods. The planet’s resources are being stretched by a growing human population and increasing...
MCQs Basic Statistics 12 This quiz contains MCQs about Basic Statistics with answers covering variable and type of variable, Measure of central tendency such as mean, median, mode, Weighted mean, data and type of data, sources of data, Measure of Dispersion/ Variation, Standard Deviation, Variance, Range, etc. Let us s...
- Special Sections - Public Notices Everything around us came from an ancient swirling disk of dusk. Our sun, our planet, and the planets of our solar system all formed from the remnants of this disk. Our mountains, our animals, and even us humans came from the sun that formed from this disk. Nobody on Earth has ever h...
A lichen (// LEYE-ken or, sometimes in the UK, //, LICH-en) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship. Lichens have different properties from those of its component organisms. Lichens come in many colors, sizes, and for...
An economy is primarily divided into two categories - microeconomics and macroeconomics. Microeconomics is the study of the economy on an individual level. Contrarily, macroeconomics observes a nation’s economy as a whole, including its performance, structure, and future direction. Micro and macroeconomics are interdep...
Apply and extend previous understandings of arithmetic to algebraic expressions Write and evaluate numerical expressions involving whole-number exponents. Write, read, and evaluate expressions in which letters stand for numbers. Write expressions that record operations with numbers and with letters standing for numbers...
Economics as a branch of knowledge is concerned with studying human behaviour based on the allotment of scarce resources such that the producers can maximise their profits, consumers can maximise their satisfaction and society can achieve the maximum amount of social welfare. In short, economics is about creating and m...
LED Lighting and Resistors Light-Emitting Diodes (LEDs) are solid state light emitting devices that are known for their low current draw (typically 20-60 milliwatts) and long lifespan (100,000 hours). They will burn out if too much current is allowed to flow through them. An LED is a diode, therefore current can only f...

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