Introduction to light

What does a source of light do?

• makes light

• reflects light

• absorbs light

Which of the following statements is correct?

• All light is reflected

• The Moon is a light source

• Light travels in straight lines

Which of the following is NOT a source of light?

• the Sun

• a lamp

• the Moon

Which of these things can NOT create light?

• light bulb

• fireflies

• plastic

What is the fastest thing in the universe?

• sports car

• space shuttle

• light

In order to see, light will reflect off an object and travel into our _____

• ears

• nose

• eyes

Which of the following objects reflects light?

• a black curtain

• a metal car

• soil

What happens when light hits a black wall?

• It is reflected

• It is absorbed

• Nothing happens

When light is reflected by a surface, it _____

• travels through it

• changes direction

• is absorbed

Which of the following is the use of a periscope?

• To look over a high wall

• To look at a far object

• To look at tiny object