Chapter 14:
Waves and Energy Transfer
Practice Test
1.
Waves that cancel each other out are known as __________.
a.
constructive interference
b.
consonance
c.
destructive interference
d.
dissidence
Hint
2.
Surface waves move in a position __________ to the direction of the wave motion.
a.
parallel
b.
both parallel and perpendicular
c.
perpendicular
d.
in a circular motion relative
Hint
3.
The speed of a wave depends on the __________.
a.
energy
b.
medium
c.
amplitude
d.
frequency
Hint
4.
Mechanical waves require __________.
a.
a vacuum
b.
a solid
c.
a medium
d.
a gas
Hint
5.
__________ from an earthquake that do the most damage move up and down as well as side to side.
a.
Surface waves
b.
Transverse waves
c.
Compressional waves
d.
Continuous waves
Hint
6.
The principle of superposition states that __________.
a.
waves from different mediums can combine to form a new wave
b.
two or more waves can combine to form a new wave
c.
the energy of a wave depends on its position
d.
waves can never combine
Hint
7.
A wave with a frequency of 10 Hz and a wavelength of 2 m has a speed of __________.
a.
5 m/s
b.
20 m/s
c.
2 m/s
d.
0.2 m/s
Hint
8.
A standing wave appears to be __________.
a.
moving very slowly
b.
moving very fast
c.
fluctuating
d.
standing still
Hint
9.
A single bump or disturbance that travels through a medium is a ___________.
a.
wave pulse
b.
surface wave
c.
continuous wave
d.
compressional wave
Hint
10.
Waves become inverted if they reflect off a medium that is __________ than the initial medium.
a.
more dense
b.
softer
c.
more gaseous
d.
less dense
Hint
