WorksheetsSound & Light Check Up
Total questions: 16
Worksheet time: 16mins
Name
Class
Date
1.
Sound waves can travel through an empty vacuum.
a)
True
b)
False
2.
When the molecules of a sound wave are pushed together, it is known as a(n)
a)
rarefaction
b)
compression
c)
longitudinal
d)
decibel
3.
The distance from one point on a wave and the nearest point just like it is a
a)
hertz
b)
frequency
c)
wavelength
d)
cycle
4.
Reflected sound is known as a(n)
a)
echo
b)
elipse
c)
reverb
d)
megahertz
5.
A block appear red because
a)
it absorbs all colors except red.
b)
it absorbs only red and yellow light.
c)
it reflects red light and absorbs all other colors.
d)
it reflects all colors except red.
6.
The _________ of a sound wave indicates how much energy it has. When this is high, a sound will be loud.
a)
hertz
b)
frequency
c)
millimeters
d)
amplitude
7.
True or False. An opaque object allows light to pass through it.
a)
True
b)
False
8.
A(n) ______ lens curves outward.
a)
convex
b)
concave
c)
parallel
d)
opaque
9.
A concave lens is curved ______
a)
outward
b)
convex
c)
inward
d)
reflectively
10.
This part of your eye controls the amount of light entering your eye.
a)
lens
b)
cornea
c)
iris
d)
pupil
11.
_________ occurs when light waves travel from one material to another causing it to change speed and direction.
a)
Opacity
b)
Reflection
c)
Refraction
d)
Rarefaction
12.
A _____ ______ is an object that emits light.
a)
light source
b)
light beam
c)
light ray
d)
light lens
13.
Light waves do not require a material to move through.
a)
True
b)
False
14.
A low pitch sound has a ______.
a)
high amplitude
b)
low amplitude
c)
low volume
d)
low frequency.
15.
You perceive different ___________ of light as different _______.
a)
amplitudes, shades
b)
wavelengths, amplitudes
c)
wavelengths, colors
d)
transparencies, opaqueness
16.
A high pitched sound has a high _________.
a)
amplitude
b)
velocity
c)
frequency
d)
compression
100 %
