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Sound
Test Description: Part 1 of Waves
Instructions: Answer all questions to get your test result.
1) Tis is caused by vibrations that carry energy through a medium?
A
sound
B
power
C
frequency
D
light
2) loudness is determined by:
A
resonance
B
frquency
C
intensity
D
pitch
3) Resonance is the effect that happens when:
A
a vibration occurs
B
sound penetrates an object to view it
C
an instrument is forced to vibrate at its natural frequency
D
Chuck Norris destroys the Earth with a sneeze
4) When you increase the frequency of a sound...
A
its volume increases
B
it stops vibrating
C
its wavelength increases
D
its pitch goes higher
5) Elephants hear in this range
A
ultrasonic
B
panasonic
C
sonic is a delicious place to eat
D
infrasonic
6) Standing waves are important in this instance
A
light waves traveling
B
humans only hear these
C
sound waves traveling
D
musical instruments rely on them
7) Sound waves are this type:
A
distorted
B
longitudinal
C
additive
D
transverse
8) When sound waves "appear" to change pitch as they approch and leave you:
A
doppler effect
B
hearing
C
resonance
D
inverse square law
9) vibrations pass through 3 regions of the ear - which senses vibrations
A
the whole ear does this
B
inner - cochlea
C
outer - pinna, canal
D
middle - drum, anvil, hammer
10) this is used to create images of the sea floor and the human interior
A
sonar
B
balogna sandwiches
C
ultrasound
D
radar
*select an answer for all questions
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