• absorption

• diffraction

• reflection

• refraction

• transmission

• absorption

• diffraction

• reflection

• refraction

• transmission

What is a medium?

• something between a small and a large?
• the substance through which a wave can travel
• a pattern of vibration that simulates when a wave is standing still
• the distance from any point on a wave to an identical point on the next wave

When a wave passes from one medium to another, the ________ may change.

• speed
• frequency
• wavelength
• speed, frequency, and wavelength

Which of the figures represents reflection?

• A
• B
• C
• D

Which of the following represents refraction?

• A
• B
• C
• D

Which object would be the best at reflecting light waves?

• windows
• mirrors
• notebooks
• tables

When standing in the sun this behavior allows you to warm up as light and other waves hit your clothes. 

• Reflection
• Refraction
• Absorption
• Transmission

Hey!  That straw looks broken.  Why?

• reflection
• refraction
• transmission
• absorption

What is causing you to be able to see two sets of mountains in this picture? 

• refraction of light
• reflection of light
• transmission of light
• absorption of light