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Team 2
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Teams
Name
Score
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baam
Lose 15 points!
Oops!
×
seesaw
Swap points!
Okay!
×
shark
Other team loses 25 points!
Okay!
×
thief
Give points!
5
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25
15
×
Which will cause the pitch to increase?
make the wave larger
make the wave smaller
increase the number of vibrations
decrease the number of vibrations
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15
×
Give a use for constructive interference.
speaker positions in concerts/theaters
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15
×
Give a use for destructive interference.
Noise cancelling headphones
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15
×
Two sound waves have equal frequencies and amplitude of 600 Hz and 0.25 mm, respectively. What will be the amplitude if it undergoes interference?
0.50 mm
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15
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What is the range of frequency that a human ear can detect?
25 - 25 000 Hz
15 - 15 000 Hz
20 - 20 000 Hz
10 - 10 000 Hz
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15
×
Which will cause the sound to get louder?
reflection of wave
refraction of wave
reinforcement of wave
cancellation of wave
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15
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What happens to the pitch when the amplitude increases?
it stays the same
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15
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This refers to the size of the wave
Amplitude
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15
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TRUE or FALSE: The more vibrations that wave contain, the lower the pitch will be.
FALSE
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15
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The distance between one peak to one peak or one trough to one trough
wavelength
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thief
Give points!
5
10
15
20
25
×
seesaw
Swap points!
Okay!
×
gift
Win 20 points!
Okay!
×
banana
Go to last place!
Oops!
×
heart
Other team wins 15 points!
Oops!
×
magnet
Take 25 points!
Okay!
×
shark
Other team loses 20 points!
Okay!
×
banana
Go to last place!
Oops!
15
×
The term used when two waves add
reinforce/ constructive interference
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15
×
This refers to the number of waves per second
frequency
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15
×
The term used for the upper part of the wave
peak / crest
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×
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