a longitudinal wave is:
DESCRIPTION
A longitudinal wave is:. A wave where the particle oscillation is perpendicular to the direction of wave motion A wave where the particle oscillation is parallel to the direction of wave motion. Response Grid. Countdown. How many nodes and antinodes?. 4, 5 5, 8 5, 4 4, 8. Response Grid. - PowerPoint PPT PresentationTRANSCRIPT
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A longitudinal wave is:
A wave
where th
e partic..
A wave
where th
e parti...
100%
0%
1. A wave where the particle oscillation is perpendicular to the direction of wave motion
2. A wave where the particle oscillation is parallel to the direction of wave motion
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How many nodes and antinodes?
4, 5 5, 8 5, 4 4, 8
9%5%
73%
14%
1. 4, 52. 5, 83. 5, 44. 4, 8
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Which of the following sources of sound has the shortest
wavelength?
A female so
prano singer...
A bass gu
itar a
t 150 Hz
A male voice
at 500 Hz
The rumble of th
under a...
86%
14%0%0%
1. A female soprano singer at 2,000 Hz
2. A bass guitar at 150 Hz3. A male voice at 500 Hz4. The rumble of thunder at 75
Hz
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When waves interference constructively to produce a pattern of light and dark regions they are
Out of p
hase
In phase
Standing w
aves
Cancellin
g one another
14%
0%
36%
50%
1. Out of phase2. In phase3. Standing waves4. Cancelling one another
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When a distant object approaches you, such as a galaxy in outer
space, you will observe
The Dopp
ler ef
...
Blue shift
Red sh
ift
Both 1 & 2
Both 1 & 3
9%
27%
14%
23%
27%1. The Doppler effect2. Blue shift3. Red shift4. Both 1 & 25. Both 1 & 3
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Leader Board500 John400 Jillian400 Emily Gallagher400 Zach300 Julia300 Sam C300 Austin N300 Barrett300 Andy300 Justin
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Two successive crests of a transverse wave are 1.20 m apart. Eight crests
pass a given point every 12.0 s. What is the wave speed?
0.66
7 m/s
1.80
m/s
0.80
0 m/s
9.60
m/s
5% 9%
73%
14%
1. 0.667 m/s2. 1.80 m/s3. 0.800 m/s4. 9.60 m/s
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The period of a pendulum may be decreased by
Shortening its
...
Incre
asing t
he...
Movin
g its
equ...
Incre
asing i
ts...
77%
23%
0%0%
1. Shortening its length2. Increasing the mass of the
bob3. Moving its equilibrium point4. Increasing its length
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If the pendulum completes exactly 12 cycles in 2.0 minutes, what is the frequency of the pendulum?
0.10
Hz
0. 17
Hz
6.0 H
z 10
Hz
76%
10%14%
0%
1. 0.10 Hz2. 0. 17 Hz3. 6.0 Hz4. 10 Hz
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The period of this wave is…
2 se
conds
4 se
conds
6 se
conds
5%14%
81%
1. 2 seconds2. 4 seconds3. 6 seconds
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The amplitude of this wave is…
4.8 m
eters
4.0 m
eters
2.4 m
eters
5%
86%
9%1. 4.8 meters2. 4.0 meters3. 2.4 meters
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Leader Board900 John800 Julia800 Jillian800 Austin N800 Emily Gallagher800 Zach700 Sam C700 Barrett700 Kyle700 Merrick
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A wave with an amplitude of 0.75 m has the same wavelength as a second wave with an
amplitude of 0.53 m. The two waves interfere. What is the amplitude of the
resultant wave if the interference is constructive?
0.22
m
0.53
m
0.75
m
1.28
m
5%
86%
5%5%
1. 0.22 m2. 0.53 m3. 0.75 m4. 1.28 m
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A total of 5 s passes as a child completes one complete swing on a playground swing. The period of
the swing is
1/5 s 20
s 5 s
1 s
36%
0%
64%
0%
1. 1/5 s2. 20 s3. 5 s4. 1 s
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The frequency of a certain pendulum is 0.5 Hz. The period of
this pendulum is
0.2 s
0.5 s 2
s 5
s
10% 10%
76%
5%
1. 0.2 s2. 0.5 s3. 2 s4. 5 s
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Which of the following factors has the greatest effect on the frequency
of a swinging pendulum?1. Friction 2. Amplitude3. Mass4. Length
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If a given pendulum is moved from Earth to a location where the gravitational
acceleration is greater than Earth’s, the frequency of the pendulum’s swing will
Increa
se
Decreas
e
Be u
nchanged
Vary with
the m
ass o
...
50% 50%
0%0%
1. Increase 2. Decrease 3. Be unchanged4. Vary with the mass of the
bob
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Leader Board1200 John1100 Zach1000 Julia1000 Jillian1000 Sam C1000 Austin N1000 Barrett1000 Kyle1000 Emily Gallagher1000 Andy
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The material through which a mechanical wave travels is
A m
edium
Empty sp
ace
Wate
r A
ir
0% 0%0%0%
1. A medium2. Empty space3. Water 4. Air
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The human voice has been shown to be capable of shattering a glass.
This is possible due to…
Resonance
Doppler Effect
Interfe
rence
Harmonics
Timbre
0% 0% 0%0%0%
1. Resonance2. Doppler Effect3. Interference4. Harmonics5. Timbre
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When a transverse wave passes through water, water molecules are
displaced
Perman
ently
in th
e di...
Perman
ently
in a
dire...
Temporar
ily in
the d
ir...
Temporar
ily in
a dire
c...
0% 0%0%0%
1. Permanently in the direction of the wave motion
2. Permanently in a direction perpendicular to the wave
3. Temporarily in the direction of the wave motion
4. Temporarily in a direction perpendicular to the wave
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You are traveling in a car near by a moving train. The train sounds its whistle, but you fail to hear the Doppler effect. This may be
because…
You are travelin
g away ...
You are travelin
g toward
...
You are travelin
g at the...
You are travelin
g away ...
You are travelin
g toward
...
0% 0% 0%0%0%
1. You are traveling away from the train too fast to detect it
2. You are traveling towards the train too fast to detect it
3. You are traveling at the same speed as the train
4. You are traveling away from the train too slowly to detect it
5. You are traveling towards the train to slowly to detect it
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The distance between two troughs of a transverse wave is the wave’s
Amplitu
de
Wav
eleng
th
Frequen
cy
Rare
factio
n
0% 0%0%0%
1. Amplitude 2. Wavelength3. Frequency4. Rarefaction
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Suppose you are dangling your foot in a swimming pool, making ripples (waves) by moving your foot
up and down. What could you do to make the ripples travel faster through the water?
Move
your f
oot up a.
.
Move
your f
oot up a..
Move
your f
oot up an...
None of th
e abo
ve
0% 0%0%0%
1. Move your foot up and down more frequently
2. Move your foot up and down less frequently
3. Move your foot up and down more strongly
4. None of the aboveResponse GridResponse Grid
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A wave is passing through a uniform medium. As the frequency of this wave increases, its wavelength
Dep
ends o
n amplitu
de
Decrea
ses
Increa
ses
Does not
chang
e
0% 0%0%0%
1. Depends on amplitude 2. Decreases3. Increases4. Does not change
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A ____ wave travels through a medium as a series of
compressions and rarefactions.
Sine
Longitudinal
Pulse
Transv
erse
0% 0%0%0%
1. Sine 2. Longitudinal3. Pulse4. Transverse
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When two transverse waves traveling through a medium meet and exactly coincide, the resulting
displacement of the medium
Is th
e sum of th
e dis.
..
Is ze
ro
Is al
ways g
reater
than
...
Is al
ways d
estru
ctive
0% 0%0%0%
1. Is the sum of the displacements of each wave
2. Is zero3. Is always greater than the
displacement of either wave alone
4. Is always destructiveResponse GridResponse Grid
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When two waves having displacements in opposite
directions meet, ____ occurs.
Complete d
estr.
..
No inter
feren
c...
Constr
uctive
i...
Des
tructiv
e in...
0% 0%0%0%
1. Complete destructive interference2. No interference3. Constructive interference4. Destructive interference
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A wave pattern on a stretched string appears to be stationary.
This wave pattern is an example of
A lo
ngitu
dinal
wave
A non-peri
odic wav
e
A pulse w
ave
A st
anding w
ave
0% 0%0%0%
1. A longitudinal wave 2. A non-periodic wave3. A pulse wave4. A standing wave
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In a standing wave on a vibrating string, a point that appears to
remain stationary is a(n)
Antin
ode
Point of c
onstructi
ve ...
Node
raref
actio
n
0% 0%0%0%
1. Antinode 2. Point of constructive
interference3. Node4. rarefaction
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An ocean wave has a frequency of 2 Hz and a speed of 20 m/s. What
is the wavelength of this wave?
0.1 m 5
m 10
m 40
m
0% 0%0%0%
1. 0.1 m2. 5 m3. 10 m4. 40 m
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Two waves meet and interfere constructively. Which one of the
following factors increases?
Period
Frequen
cy
Amplitude
Wav
eleng
th
0% 0%0%0%
1. Period 2. Frequency3. Amplitude4. Wavelength
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You sit in the audience and listen to a concert band play. Which
instruments sound reaches your ears first, the flute or the trombone?
The flute
The tro
mbone
They re
ach yo
ur ears
..
0% 0%0%
1. The flute2. The trombone3. They reach your ears at the
same time. Response GridResponse Grid
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A string is rigidly attached to a post at one end. Several pulses of amplitude 0.15 m sent down the
string are reflected at the post and travel back down the string without a loss of amplitude. What is the amplitude at a point on the string where the
maximum displacement points of two pulses cross? What type of interference is this?
0.30
m; c
onstr..
.
0.30
m; d
estru
...
0.00
m; c
onstr.
..
0.00
m; d
estru
...
0% 0%0%0%
1. 0.30 m; constructive2. 0.30 m; destructive3. 0.00 m; constructive4. 0.00 m; destructive
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A string is attached to a post loosely and free to move. Several pulses of amplitude 0.15 m sent
down the string are reflected at the post and travel back down the string without a loss of amplitude.
What is the amplitude at a point on the string where the maximum displacement points of two pulses cross? What type of interference is this?
0.30
m; c
onstru
ctive
0.30
m; d
estru
ctive
0.00
m; c
onstru
ctive
0.00
m; d
estru
ctive
0% 0%0%0%
1. 0.30 m; constructive2. 0.30 m; destructive3. 0.00 m; constructive4. 0.00 m; destructive
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What type of wave is a sound wave?
Mech
anical a
nd Transverse
Mech
anical a
nd Longitu
...
Electr
omagnetic a
nd Tr...
Electr
omagnetic a
nd Lon...
0% 0%0%0%
1. Mechanical and Transverse
2. Mechanical and Longitudinal
3. Electromagnetic and Transverse
4. Electromagnetic and Longitudinal
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The main factor that determines the speed of a sound wave is…
The amplitude
The frequency
The intensit
y
The properti
es...
The wave
length
0% 0% 0%0%0%
1. The amplitude2. The frequency3. The intensity4. The properties of
the medium5. The wavelength
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Which of the following factors determines the pitch of a sound?
Amplitude
Intensit
y
Frequency
Phase Sp
eed
0% 0% 0%0%0%
1. Amplitude2. Intensity3. Frequency4. Phase5. Speed
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While driving, you hear a police car siren approaching from behind. If the siren
produces a 1500 Hz sound, you will hear a sound…
Greater t
han 1...
Less
than 1500...
Equal
to 1500 ...
You will
not b...
0% 0%0%0%
1. Greater than 1500 Hz
2. Less than 1500 Hz3. Equal to 1500 Hz4. You will not be able
to hear this sound Response GridResponse Grid
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At room temperature, sound will travel most slowly through which of
the following?
Iron
Water
Aluminum
Mercu
ry
Helium
0% 0% 0%0%0%
1. Iron2. Water3. Aluminum4. Mercury5. Helium
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An observer waits for an approaching train. The train blows its whistle approaches the station at a constant speed. The frequency
of sound detected by the observer compared to the original whistle will be…
higher lo
wer
Incre
asingly
h...
Incre
asingly
l...
0% 0%0%0%
1. higher2. lower3. Increasingly higher4. Increasingly lower
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