Lesson 2: Light

Light bend when it is _____________.

• absorbed

• refracted

• reflected

• dispersed

Bioluminescence can be observed on the following animals, EXCEPT ________.

• fireflies

• mushroom

• squid

• angler fish

The speed of light travels about _____ kilometers per second.

• 3,000

• 30,000

• 300,000

• 3,000,000

Reflection is formed when light is blocked by an object.

• True

• False

Which of the following images are opaque?

• A & C

• A & E

• A, C, E & F

• D, E & F

When a rainbow is formed outside naturally, what causes the light to refract?

• glass prism

• small raindrops

• sunlight rays

• tiny mirrors

Light can pass through different objects at different speeds.

• True

• False

Which of the following is an example of a natural source of light?

• light bulb

• flashlight

• moon

• star

Which of the following objects is translucent?

• 
• 
• 
• 

When does light refract?

• When light moves through cold air

• When light travels in only one medium

• When light moves from one medium to another

• When light travels in a vacuum