Science Question Preview (ID: 19759)
Light And Sound.
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An object appears black when it
a) a short circuit
b) absorbs all light
c) allows all the light to pass through it
d) transmits all light
This type of invisible light can cause suntans and sunburns
a) ultraviolet
b) radio waves
c) infrared
d) roy g biv
Refraction is the
a) bouncing of light waves
b) bending of light waves
c) frequency of light waves
d) color of light waves
Sound waves travel fastest when they travel through which of the following?
a) liquids
b) solids
c) water
d) gases
Materials that transmit some light, but no detail are
a) transparent
b) opaque
c) translucent
d) reflectors
Which statement is true
a) Sound and light travel at the same rate of speed
b) Sound travels faster than light
c) Sound travels slower than light
d) Sound can travel faster or slower than light
An educated guess is called a
a) hypothesis
b) data
c) conclusion
d) intro
Which is the hottest layer of the earth?
a) outer core
b) inner core
c) mantle
d) crust
Which layer of the earth does all weather occur?
a) stratosphere
b) mesosphere
c) troposphere
d) exosphere
Which is a form of precipitation
a) frost
b) snow
c) dew
d) fog
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