NEW
Font size
S
M
L
XL
WorksheetsSound and light
Total questions: 20
Worksheet time: 7mins
Name
Class
Date
1.
What is the unit of frequency?
a)
Metres
b)
Hertz
c)
Light year
d)
None
2.
How does sound travel?
a)
in only one direction
b)
in waves
c)
it doesn't travel
3.
What causes sound?
a)
when the pitch is high
b)
when something vibrates
c)
when the volume is loud
4.
What does it mean to reflect?
a)
bounce off
b)
bend
c)
refract
d)
energy
5.
What does transparent mean?
a)
some light is able to pass through
b)
no light is able to pass through
c)
all light is able to pass through
6.
A __________ separates white light into all the colors of the spectrum.
a)
concave lens
b)
convex lens
c)
prism
d)
mirror
7.
The frequency of a sound wave determines it _________.
a)
amplitude
b)
energy
c)
pitch
d)
volume
8.
The "Normal" is always represented on an angle of __________ to the surface of the object
a)
45
b)
90
c)
180
d)
360
9.
A sound that has more waves closer together means it has a higher
a)
Frequency
b)
Pitch
c)
Sound
d)
Amplitude
10.
As the loudness of a sound wave increases, which will also increase?
a)
amplitude
b)
frequency
c)
velocity
d)
wavelength
11.
Sound has to travel through a
a)
crest
b)
medium
c)
frequency
d)
box
12.
As frequency _____, pitch _____.
a)
rises, falls
b)
decreases, increases
c)
increases, decreases
d)
increases, increases
13.
A repeated back-and-forth or up-and-down motion
a)
wavelength
b)
vibration
c)
amplitude
d)
crest
14.
Which part of the ear acts as a funnel?
a)
middle ear
b)
outer ear
c)
inner ear
d)
cochlea
15.
What is the frequency range of hearing for a human being?
a)
10-200 hertz
b)
20-20,000 hertz
c)
300-2,000 hertz
d)
2,000-30,000
16.
Which is transparent?
a)
a wooden fence
b)
clean water
c)
aluminum foil
d)
a purple balloon
17.
The moon is a source of light.
a)
True
b)
False
18.
Light enters this part of the eye first.
a)
Retina
b)
Cornea
c)
Lens
d)
Cones
19.
Humans can see colors because of these photo receptor cells in the Retina called
a)
rods
b)
optic cells
c)
cones
d)
sclera
20.
Which wave travels in space?
a)
light
b)
sound
Reset
