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Wave Test Review
Test Description: Review of 8th grade wave material
Instructions: Answer all questions to get your test result.
1) A wave transfers ___________________ from one place to another.
A
solids
B
matter
C
mass
D
energy
2) The material through which a wave travels is called a ______________.
A
frequency
B
medium
C
motion
D
wave
3) All waves that require a medium to travel are:
A
mechanical waves
B
longitudinal waves
C
light waves
D
compression waves
4) Transverse waves travel in what direction compared to the medium?
A
upside down
B
perpendicular
C
left and right
D
parallel
5) A wave in which the particles of the medium move perpendicular (at a right angle) to the direction of the wave are called:
A
transverse waves
B
reflected waves
C
sound waves
D
longitudinal waves
6) How is wavelength measured?
A
from the crest to the trough
B
from the rest position to the crest
C
from one crest to another crest
D
from the front to the back
7) How is amplitude measured?
A
from the trough to the crest
B
from the back to the front
C
all the way down the wave
D
from the rest position to the crest
8) The lowest part of a transverse wave is its ____________________.
A
trough
B
compression
C
rarefaction
D
crest
9) What type of wave is made up of rarefactions and compressions?
A
small wave
B
big wave
C
compression wave
D
transverse wave
10) Which of the following correctly expresses the relationship between frequency and wavelength?
A
Frequency increases as wavelength decreases.
B
Frequency is equal to wavelength.
C
Frequency decreases as wavelength decreases.
D
Frequency and wavelength are unrelated.
11) Which type of wave is sound?
A
electromagnetic
B
rarefaction
C
compression
D
magnetic
12) Which is a direct measure of a wave’s energy?
A
density
B
absorption
C
mass
D
amplitude
13) Loud sound waves carry what kind of amplitude?
A
high amplitude
B
low amplitude
C
medium amplitude
D
no amplitude
14) Which term indicates when a wave bounces back off a smooth surface?
A
diffraction
B
fraction
C
reflection
D
refraction
15) When a wave bends as it changes speed going through a different medium, it is called __________________.
A
reflection
B
transparent
C
refraction
D
diffraction
16) The pencil looking broken in water is an example of_____________.
A
compression
B
refraction
C
rarefaction
D
reflection
17) Unlike mechanical waves, an electromagnetic (EM) wave can travel through ____________.
A
the ground
B
empty space
C
water
D
air
18) Which of the following is NOT an electromagnetic wave?
A
light
B
ocean waves
C
microwave
D
radio
19) What is the correct order of electromagnetic waves from lowest to highest frequency? (some are missing)
A
x-rays, ultra violet rays, infrared rays, radio waves, gamma rays
B
ultraviolet rays, radio waves, gamma rays, x-rays, infrared rays
C
radio waves, infrared rays, ultraviolet rays, x-rays, gamma rays
D
gamma rays, radio waves, x-rays, ultraviolet, infrared rays
20) When sunlight shines on a leaf the leaf looks green. Why does the leaf look green?
A
It reflects the green light waves and absorbs most of the rest.
B
It absorbs only the green part of the light.
C
It gives off its own green light.
D
It absorbs all the white light and turns most of it into green light.
*select an answer for all questions
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