Light And Sound Question Preview (ID: 30084)
Light And Sound.
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A red apple looks red because
a) the red light that hits it is reflected and all the other colors are absorbed
b) the red light that hits it is absorbed and all the other colors are reflected
c) the red light that hits it is absorbed and all the other colors are refracted
d) the red light that hits it is refracted and all the other colors are absorbed
Which travels faster, light or sound?
a) light
b) sound
c) they travel at equal speeds
d) depends on the light or sound
Sound can travel through
a) solids
b) liquids
c) gases
d) solids, liquids and gases
Objects that vibrate quickly produce a
a) low pitch
b) high pitch
c) both high and low pitches
d) none of the other answers
Objects that vibrate slowly produce a
a) low pitch
b) high pitch
c) both high and low pitches
d) none of the other answers
Sound is produced when objects
a) vibrate
b) pitch
c) volume
d) frequency
Susan lives in Florida, what color should she paint her new birdhouse to keep the birds cool?
a) white
b) black
c) blue
d) green
Light travels in a straight line until it interacts with an object, then it can be
a) reflected
b) refracted
c) absorbed
d) all of the other choices
When you look in a mirror, light is being
a) reflected
b) refracted
c) absorbed
d) all of the other choices
Rob lives in Alaska, he wants to paint his doghouse so it is as warm as possible. What color should he paint it?
a) white
b) black
c) yellow
d) pink
A clear glass window is
a) transparent
b) translucent
c) opaque
d) none of these
Opaque means
a) all light goes through
b) some light goes through
c) no light goes through
d) a high pitched sound
Frosted glass is an example of something that is
a) transparent
b) translucent
c) opaque
d) very loud
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