Light Question Preview (ID: 35195)


Vocabulary Words For Our Unit About Light. TEACHERS: click here for quick copy question ID numbers.

Light travels in a straight line. What is this line called?
a) ray
b) speed of light
c) road
d) James

What does it mean when a light source is luminous?
a) The source can NOT make its own light.
b) The source CAN make it's own light.
c) The source does not exist.
d) The source was the first source of light.

A mirror can not create it's own light, but it can reflect light. The mirrior is _________.
a) the Sun
b) light
c) nonluminous
d) luminous

A substance that is __________ allows light to pass through it.
a) transparent
b) translucent
c) opaque
d) luminous

Complete the sentence: A translucent object...
a) does not allow light to pass through it.
b) shines in a curved line.
c) allows all light to pass through it.
d) allows some, but not all, light rays to pass through it.

A substance that doe snot allow any light rays to pass through it is __________.
a) translucent
b) opaque
c) dark
d) transparent

Complete the sentence: A shadow...
a) is a dark shape caused when an object blocks light.
b) doesn't exist in the day time.
c) won't leave me alone.
d) is a dark shape in between me and the sun.

What do you call the action of light bouncing off of an object?
a) tigger
b) refraction
c) reflection
d) the eye

The bending of light as it passes from one substance to another is called __________.
a) light
b) rainbow
c) reflection
d) refraction

Mrs. Santos has ______ feet.
a) five
b) two
c) orange
d) car

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