Chapter 12 - Energy

physical_science

 

 

Unit F - Forces and Energy

  • Chapter 12 - Energy

How do we use energy

White Light and Colored Light

Curriculum Materials

White Light and Colored Light

When does mixing every color under the rainbow create pure white rather than a murky brown or black? When light, not paint, is the medium—and you're subtracting, not adding, color.

Einstein

Einstein

Peer at the world through the eyes of Einstein—a scientist who saw a beam of light and imagined riding it, a self-proclaimed "citizen of the world" who spoke out on global issues from pacifism to racism.

November 15, 2002 - January 1, 2003

Profile: Ole Roemer and the Speed of Light

Online Resource, Article

Profile: Ole Roemer and the Speed of Light

While studying one of Jupiter's moons, Ole Roemer happened upon the first good estimate of the speed of light. Before his 1676 discovery, scientists assumed that light could not be measured.

Profile: Lyman Spitzer and the Space Telescope

Online Resource, Article

Profile: Lyman Spitzer and the Space Telescope

The idea of launching a telescope into orbit was first suggested in 1923, but the idea wasn't realized until nearly 70 years later. Along the way, there were several obstacles and setbacks.