Khan Academy
Khan Academy: What Is Conservation of Energy?
Learn what conservation of energy means, and how it can make solving problems easier.
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.
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.
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...
Khan Academy
Khan Academy: What Is Gravitational Potential Energy?
This site explains what gravitational potential energy means and how to calculate it.
Cosmo Learning
Cosmo Learning: Physics I: Classical Mechanics
A collection of video lectures from a classic mechanics course taught at the Massachusetts Institute of Technology. The course teaches modern physics, thermal physics, fluid mechanics, solids mechanics, celestial mechanics, momentum,...
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.
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.
Physics Classroom
The Physics Classroom: Work and Energy: How Far Will It Skid?
Most driver's education classes teach future drivers that the stopping distance of a skidding car is directly proportional to the square of the speed of the car. See how this situation plays out in this animation.
Texas Education Agency
Texas Gateway: The First Law of Thermodynamics
By the end of this section, you will be able to define the first law of thermodynamics; describe how conservation of energy relates to the first law of thermodynamics; identify instances of the first law of thermodynamics working in...
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.
Texas Education Agency
Texas Gateway: Power
Given diagrams, illustrations, scenarios, or relevant data, students will calculate the power of a physical system.
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...
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.
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.