Light and Sound

What is light?

• a kind of heat

• a kind of color

• a kind of energy

• a kind of reflection

Ashley sees the reflection of the sun in a lake. Which shows the path of light?

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• 
• 
• 

What does the flower stem in this picture show about light refraction?

• light is refracted when it hits a colored object

• light is refracted when it hits a curved object

• light is refracted when it passes through open air

• light is refracted when it passes from air into water

Which of these is a source of light energy?

• fire

• eyes

• a mirror

• the moon

What happens to light when it hits a mirror?

• it bounces off the mirror

• it goes around the mirror

• it goes straight through the mirror

• it goes through the mirror and bends

Which of these things absorb light?

• black car

• shiny foil

• dark blue shirt

• brown hat

Which of these things reflect light?

• shiny foil

• mirror

• dark blue shirt

• lake

Electrical energy can change into light energy.

• True

• False

Which objects produce their own light?

• Sun

• Flowers

• Stars

• Fire

Light energy travels from its source in ______.

• waves

• straight lines