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CRCT Review
Energy, Waves, Sound, & Light
Convection currents do NOT take place
in _________________.
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A) liquids
B) gases
C) solids
D) the ocean
The transfer of heat by collision of
atoms in a solid is…
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A) conduction
B) convection
C) radiation
D) Thermal energy
You and your friends are telling ghost
stories around a campfire. What type
of heat transfer are you using?
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A) convection
B) conduction
C) radiation
D) insulation
In a vacuum (open space), heat
transfer occurs by
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A) Conduction
B) Convection
C) Radiation
D) Thermal Energy
On Earth, cool air circulates to warm
regions and warm air circulates to
cooler regions. What type of heat
transfer does this describe?
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A) conduction
B) Convection
C) Radiation
D) Fahrenheit
Electricity is a type of ______.
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A) energy
B) machine
C) matter
D) light
Waves transfer _____.
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A) matter
B) energy
C) particles
D) water
Long wavelength makes _____
frequency.
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A) high
B) low
C) zero
D) fast
According to Doppler Dan, if a sound
is moving toward you then the pitch is
___________.
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A) Low
B) High
C) loud
D) soft
According to Doppler Dan, if a sound is
moving away from you then the pitch
is ___________.
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A) low
B) high
C) loud
D) soft
The wave property that is related to
the height of a wave is the _____.
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A) wavelength
B) amplitude
C) frequency
D) wave speed
Waves that don’t require a medium
are __________.
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A) longitudinal waves
B) electromagnetic waves
C) surface waves
D) mechanical waves
When you look in the mirror, what
type of light behavior are you
observing?
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A) refraction
B) reflection
C) diffraction
D) interference
How does a prism make a rainbow?
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A) refraction
B) reflection
C) diffraction
D) interference
You walk down a dark hallway and
suddenly a light spills out of an open
doorway. What light wave behavior
have you experienced?
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A) Reflection
B) Refraction
C) Interference
D) Diffraction
When light is refracted, the visible
color spectrum is displayed. What is
the acronym we use to remember the
colors?
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A) PEMDAS
B) ROYGBIV
C) MVEMJSUN
D) SONAR
Light waves are more than just the
light we see. What is another kind of
light wave that we DON’T see?
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A) red
B) sun
C) radio
D) blue
Hand Lens Problem Solving
• Teachers sometimes use overhead projectors
to show transparencies on a screen. What
type of lens does an overhead projector use?
A) Convex
B) Concave
C) Flat-plane
D)eye
How do electromagnetic waves
emitted by the sun heat the Earth?
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A) conduction
B) convection
C) radiation
D) insulation
What type of wave interaction is an
echo?
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A) reflection
B) refraction
C) diffraction
D) interference
What are the three types of mirrors
and lenses?
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A) cone, rectangle, oval
B) curved, flat, round
C) concave, convex, plane
D) square, concave, convex
If you are farsighted, you cannot see
_____ and you need a ____ lens.
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A) far away, concave
B) far away, convex
C) close-up, concave
D) close-up, convex
If you are nearsighted, you cannot see
_____ and you need a ____ lens.
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A) far away, convex
B) far away, concave
C) far away, convex
D) far away, concave