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Detecting sound

Total questions: 16

Worksheet time: 23mins

Name
Class
Date
1.

What term is defined as the number of waves that pass a specific point in a given amount of time?

a)

wavelength

b)

frequency

c)

amplitude

d)

hertz

2.

What is the unit of measurement for frequency?

a)

hertz

b)

decibels

c)

ohms

d)

watts

3.

What is the term used to describe #1?

a)

crest

b)

trough

c)

amplitude

d)

wavelength

4.

What is the term for #2?

a)

crest

b)

trough

c)

amplitude

d)

wavelength

5.

What is the name given to a disturbance that carries energy?

a)

wave

b)

crest

c)

trough

d)

compression

6.

What is the quality of sound determined by it's frequency and described as high or low?

a)

pitch

b)

timbre

c)

tone

d)

chord

7.

Name the unit for the measurement of sound intensity.

a)

hertz

b)

frequency

c)

decibel

d)

photon

8.

What name is given to a wave where the energy moves parallel to the move?

a)

compression

b)

rarefaction

c)

longitudinal

d)

transverse

9.

What name is given to the wave where the wave motion is perpendicular to the energy flow?

a)

longitudinal

b)

transverse

c)

compression

d)

rarefaction

10.
Why do we see lightning before we hear the thunder?
a)
Our eyes trick us
b)
Light travels faster than sound
c)
they're two separate things
11.
Why is the school library covered with carpet?
a)
So everyone can make a lot of noise
b)
to help absorb sounds to keep it quiet
c)
because it looks good
d)
to help absorb sounds so it can stay noisy
12.
Which device measures sound waves?
a)
Oscilloscope
b)
Stethoscope 
c)
Radio
d)
I don't know
13.
The reflection of sound waves off of a hard surface can create ______.
a)
A wave
b)
An echo 
14.
____________ is determined by sound wave's frequency. 
a)
Compression
b)
Pitch 
15.

Which sound wave has the lowest pitch?

a)
b)
c)
16.

Which of these sound waves has the highest frequency?

a)
b)
c)