This lesson will present how light and motion energy can be used to power machines. It is 3 of 4 in the series titled "Energy: Machines, Motion and Light."

This lesson will present how light and motion energy can be used to power machines. It is 4 of 4 in the series titled "Energy: Machines, Motion and Light."

This lesson will present how light and motion energy can be used to power machines. It is 2 of 4 in the series titled "Energy: Machines, Motion and Light."

[Free Registration/Login Required] This short biographical piece shares information about Thomas Edison, the inventor of the phonograph, light bulb, motion picture camera, and more. This passage is a stand-alone curricular piece that...

Link to nine major physics topics and dig deeper into the content. Find out about the work of scientists in each field and see example physical science experiments.

Online access to portions of Einstein's original papers and manuscripts.

Manipulate variables in order to observe the effects of relative motion on events such as an explosion and the time at which its light signal reaches a destination.

Fantastic variety of printable activities that cover motion-related principles. Topics include the following: experiments (engineering, structures, forces and energy, fluids, sound and light, patterns, human body); arts & crafts;...

A set of four online courses in Physics for elementary and middle school teachers. Each course targets a different topic area - light, electricity & magnetism, temperature & heat, and force, motion, & energy.

Exploratorium's snacks aren't edible, but they are good! Use your science skills to discover gravity, learn about biology, do fun experiments.

A model for examining the simultaneity of two events where the relative velocity and the wave source, either light or sound, can be manipulated.

Classroom activity for teaching astronomy uses PowerPoint presentations and illustrations of Kepler's light curves used to discover planets.