REFRACTION

WEEK 1: 3/30 - 4/6
UNDERSTANDING WAVES

START: ENJOY THIS 4 MINUTE VIDEO

Questions to consider:
What is refraction?
How Do Refracted Light Waves Behave?
What is a lens, and how does it affect the path of a light ray?

IT'S NOT REQUIRED TO WRITE: BUT IT WOULD HELP YOU

Week 1 3/30 - 4/6: Needed Background Information

Vocabulary and Notes:

Medium - A substance that energy travels through. (Can be a Solid, Liquid, or Gas)

Mechanical Waves - Waves that need a medium to pass through.

Electromagnetic Waves - Waves of light that require no medium to travel.

Refraction: When any wave energy bends when entering a new medium.

Examples of Wave Energy:

A. Radiant Energy - Energy that moves in waves from a light source. (Also known as "Electromagnetic")

B. Sound Energy - Moving of sound waves through a medium. Produced by disturbances in matter.