Science Struck
Science Struck: The 13 Types of Energy and Their Applications
Read about all the different kinds of potential and kinetic energy. Includes energy formulas and examples of energy applications.
TED Talks
Ted: Ted Ed: What Are Gravitational Waves?
In September 2015, scientists witnessed something never seen before: two black holes colliding. Both about 30 times as big as our Sun, they had been orbiting each other for millions of years. A fraction of a second before the crash, they...
TED Talks
Ted: Ted Ed: How Far Would You Have to Go to Escape Gravity?
Rene Laufer details the inescapability of gravity.
The Wonder of Science
The Wonder of Science: Ms Ps2 4: Gravitational Interactions
Help plan lessons that will facilitate students learning about interaction of objects due to the gravitational interactions that are attractive and depend on the masses. Included on site are work samples, phenomena, assessment templates,...
Khan Academy
Khan Academy: Calculating Gravitational Potential Energy of a System
Practice calculating the gravitational potential energy for a system of two masses.
Khan Academy
Khan Academy: Gravitational Potential Energy at Large Distances Review
Review the equations and skills related to gravitational potential energy at large distances, including how to apply conservations laws to objects in orbit.
NASA
Nasa: From Stargazers to Starships: Energy
Demonstrates how principles of kinetic energy, potential energy and energy conservation can be used to determine the speed of a descending object if given its initial height. Further discussion of other topics such as heat and...
Upper Canada District School Board
Tom Stretton's Chemistry Pages: Universal Gravitation
Deepen your understanding about the Law of Universal Gravitation. Find out how the many scientists throughout history contributed to one of the most widely known scientific theories.
PBS
Pbs Teachers: Balancing Balls on Air
Investigate how the force of moving air from a blow dryer interacts with the force of gravity to keep a ping-pong ball perfectly balanced in midair.
Sophia Learning
Sophia: Gravitational Potential Energy & Work
This lesson explains how gravitational potential energy and work are related.
Sophia Learning
Sophia: Practice W/ Gravitational Potential Energy
This lesson provides the learner with example problems on calculating gravitational potential energy.
Georgia State University
Georgia State University: Hyper Physics: Circular Orbit
The necessity of gravitation to a circular orbit is discussed and equations for the orbital speed are derived from the law of universal gravitation. Binary systems in which two objects orbit about a center of mass are explained and...
Georgia State University
Georgia State University: Hyper Physics: Gravity
Gravity as a fundamental force is explained and an equation for universal gravitation is given.
NASA
Nasa: The Rocket Motor
An online version of a book pertaining to task of launching rockets into space and subsequently navigating them through space. The first several "chapters" (pages) describe the influence of gravity on Earth and the barriers which it...
Curated OER
Georgia State University: Gravitational Potential Energy
This site from Georgia State University Physics Department defines and explains the concept of gravitational potential energy. Uses many equations and graphics to illustrate the idea. Provides an online computational practice set with...
Curated OER
Georgia State University: Gravitational Potential Energy
This site from Georgia State University Physics Department defines and explains the concept of gravitational potential energy. Uses many equations and graphics to illustrate the idea. Provides an online computational practice set with...