Let's Tute
Why is the Ocean Blue?
The video explains the scientific reason behind the blue color of the ocean and how it differs from the blue color of the sky. It also touches on the adaptation of organisms living in deep waters and the variations of ocean colors due to...
Crash Course
Crash Course Physics #40: Spectra, Interference, and Polarization
This video episode of Crash Course Physics focuses on what we can learn from light. Light is everywhere but it's not as predictable as you might think. It's a wave that travels in straight lines, yet it also reflects off of surfaces,...
Khan Academy
Khan Academy: Spectrum of Light
This video [3:45] focuses on the science of color. Every light sources makes a different kind of rainbow, known as a spectrum.
Khan Academy
Khan Academy: Build Your Own Colored Shadows: Materials & Steps
Here's everything you'll need to build your own colored shadows. [2:12]
Khan Academy
Khan Academy: Build Your Own Cd Spectroscope: Materials, Tools, and Steps
Learn how to make a simple"but effective"spectroscope out of an old CD and a cardboard tube in this video. [3:43]