NASA
Chasing Down a Satellite
Calculate the speed of the International Space Station. By reading the article, pupils learn about the concept of orbits. Scholars work through a formula to determine how fast the International Space Station is traveling to stay in...
College Board
Why We Use Theorem In Calculus
Young scholars read an article to explain the reasoning behind theorems. In this calculus lesson, students understand the underlying principles of theorems and how it helps them make sense of the problems. They know why they do what they...
Khan Academy
Khan Academy: Using Math Expressions in Js
Using mathematical operations to calculate and create expressions.
Khan Academy
Khan Academy: Electrochemistry
We encounter electrochemical cells in all facets of our everyday lives. Learn about the two types of electrochemical cells: galvanic, also called Voltaic, and electrolytic. Discusses the reactions that take place in cells, the formulas...
Khan Academy
Khan Academy: Bonus Challenge
This article gives a step-by-step guide to how the boundary lines in a Voronoi diagram can be calculated.
History of Computing Science
History of Computing Science: A Primitive Calculator
The abacus is an ancient calculating tool. This lecture series presents a brief description of the abacus and its use.
Other
Lifewire: Excel Tan Function: How to Find the Tangent Angle
This article shows you how to find the tangent angle using Excel. You may be able to accomplish this on a scientific calculator, but if you don't have one handy, Excel can help you make these calculations better than anything else.
College Grad
College Grad: Salary Wizard
Use this online salary calculator to find entry level (and experienced) salaries for thousands of positions, all listed by location.
Khan Academy
Khan Academy: What Is an Apr by Better Money Habits
You may have seen the term APR, or annual percentage rate, used in reference to everything from mortgages and auto loans to credit cards. In this piece, we look at credit card APRs which you've probably seen listed on your monthly...
Khan Academy
Khan Academy: Stoichiometry
How to use mole ratios from a balanced reaction to calculate amounts of reactants.
Khan Academy
Khan Academy: Limiting Reagents and Percent Yield
How to determine the limiting reagent, and using stoichiometry to calculate the theoretical and percent yield.
Khan Academy
Khan Academy: Trig and Forces: The Pendulum
Using Newton's Laws of motion to calculate the acceleration of a pendulum as well as to compute and draw its position along the swing and move about the screen in a computationally based graphic system.
Nature Research
Nature Education: Studying and Projecting Climate Change
A model organizes what we think we know about something in order to predict how it might behave in the present, future, or past as well as how it might respond to external influence. Models are especially useful when direct, controlled...
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