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