Khan Academy
Khan Academy: Basal Metabolic Rate and Energy Expenditure
A test prep practice question for the MCAT Chemical and Physical Foundations of Biological Systems Passages.
Khan Academy
Khan Academy: What Is Gravitational Potential Energy?
This site explains what gravitational potential energy means and how to calculate it.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Mechanical Energy Is Conserved
In this interactive exercise, explore the quantitative relationship between work and mechanical energy in situations in which there are no external forces doing work.
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Application/practice Questions
Through illustrated examples and practice problems, students apply the relationship between work and mechanical energy change to a variety of motion scenarios in order to test our understanding.
Other
Univ. Of Delaware Physics: More Semiconductor Physics
The University of Delaware Physics Department provides this site from a site titled "Silicon, Circuits, and the Digital Revolution," here is a series of four pages which explain the details behind how semiconductors work. An introduction...
Physics Aviary
Physics Aviary: Practice Problems: Work Done in Moving Charge
Determine the energy that must be added to a system to move a charge from one location to another in the vicinity of another charge.
Science Buddies
Science Buddies: The Height Limits and Linearity of Bouncy Balls
You might think that plants and animals have little in common with batteries, springs, or slingshots, but they actually do have something in common. Both living and non-living things store and transfer energy from one form to another. In...
CK-12 Foundation
Ck 12: Power
[Free Registration/Login may be required to access all resource tools.] This online tutorial asks students to calculate the mechanical energy of power generated within a physical system.
Science Buddies
Science Buddies: How Long Will My Sleepy Yo Yo Sleep?
Yo-yo's are a fun toy and there is nothing simpler than a string wrapped between two connected disks. But there's a lot of physics that makes a yo-yo work. In this science fair project, learn more about how and why a yo-yo works. You...
OpenStax
Open Stax: Nonconservative Forces
In the following interactive students will begin to define nonconservative forces and explain how they affect mechanical energy. They will show how the principle of conservation of energy can be applied by treating the conservative...
Ducksters
Ducksters: Physics for Kids: Motion Glossary and Terms
Kids learn about glossary and terms in the science of physics and motion. Definitions for words such as momentum, force, work, energy, gravity, scalar, vector, power, and more.
Sophia Learning
Sophia: Energy: Lesson 4
This lesson will present the different states of energy and how they affect living things. It is 4 of 7 in the series titled "Energy."
Physics Classroom
The Physics Classroom: Work, Energy, and Power: Internal vs. External Forces
Through illustrated examples and interactive examples, students learn about the two categories of forces are referred to as internal forces and external forces.
Texas Education Agency
Texas Gateway: Nonconservative Forces
By the end of this section, you will be able to define nonconservative forces and explain how they affect mechanical energy, and to show how the principle of conservation of energy can be applied by treating the conservative forces in...
Rube Goldberg
Rube Goldberg Inc.: Rube Goldberg Gallery
All the important information on Rube Goldberg, including cartoons of Rube Goldberg machines complete with descriptions of how each machine works.
Read Works
Read Works: Soft Cell
[Free Registration/Login Required] An informational text about solar cells being made of plastic. A question sheet is available to help students build skills in reading comprehension.
Read Works
Read Works: Solar Absorbers and the Future of Electricity
[Free Registration/Login Required] An informational text about solar panels being used to create electricity. A question sheet is available to help students build skills in reading comprehension.
Cosmo Learning
Cosmo Learning: Fundamentals of Physics
A collection of video lectures from a fundamentals of physics course taught at Yale University. The course is an introduction to physics and discusses Newtonian mechanics, special relativity, gravity, thermodynamics, and waves. Course...
Texas Education Agency
Texas Gateway: Rotational Motion and Angular Momentum: Summary
This page provides a summary of each section in Chapter 10: Rotational Motion and Angular Momentum from the AP Physics online text.
CK-12 Foundation
Ck 12: Physical Science: Internal Combustion Engines
[Free Registration/Login may be required to access all resource tools.] Explains what an internal combustion engine is, how it works, and how kinetic energy from the engine turns the wheels of a car.
Physics Classroom
The Physics Classroom: Power: Putting Charges to Work
In this tutorial the concept of how electrical energy is transformed is introduced. Learn how electric charges actually work and take the interactive quiz to assess your understanding.
Other
National Academy of Sciences: Biography of Rodney Cool [Pdf]
Rodney Lee Cool spent much of life's work on hyperons. This is the classic biography of a real-life scientist, a particle physicist. It's touching and enlightening, complete and full of science and significance. Requires Adobe Reader. [PDF]
Physics Classroom
The Physics Classroom: Work, Energy, Power: Situations Involving External Forces
Through interactive exercises and illustrated examples, students analyze situations involving external forces.
Read Works
Read Works: Electricity & Energy Circuits
[Free Registration/Login Required] An informational text about electric circuits. A question sheet is available to help students build skills in reading comprehension.