1.) In which of the following ways is light SIMILAR to sound?


It cannot move through a vacuum

It moves in waves

It travels about 331 meters per second through air

It is perceived by our ears


2.) What is the definition of a light year?


186,000 miles per second

the time it takes light to travel 300,000 kilometers

the distance light travels in one year

the distance from the Sun to the Earth


3.) How far can light travel in one second?


300,000 kilometers

186,000 kilometers

331 kilometers

3 million kilometers


4.) What is the term for light bouncing off an object?


incidence

removing

bending

reflection


5.) If the angle of incidence for a reflected image is 30 degrees, what is the angle of reflection?


30 degrees

60 degrees

150 degrees

240 degrees


6.) The moon's light comes from reflected sunlight.

True
False


7.) When you shine a flashlight at a mirror the ray of light that shines back at you is the ray of incidence.

True
False