WorksheetsLight
Total questions: 20
Worksheet time: 13mins
Name
Class
Date
1.
What particles make up light?
a)
Photons
b)
Neutrons
c)
Protons
2.
Light behaves like both a particle and a ______.
a)
Mass
b)
Wave
c)
Current
3.
What is the speed of light in air?
a)
140,000 miles/sec
b)
186,000 miles/sec
c)
60 miles/hour
d)
120 miles/hour
4.
A light year is...
a)
The speed light travels
b)
How long it takes light to get to you from the sun
c)
The distance light can travel in a year
d)
How many years it takes light to be emitted
5.
What color has the shortest wavelength, or the highest frequency?
a)
yellow
b)
blue
c)
red
d)
violet
6.
What does reflection mean?
a)
bending light
b)
bouncing light
7.
What does refraction mean?
a)
bending light
b)
bouncing light
8.
What type of waves does light travel in?
a)
transverse
b)
compression
c)
high and low waves
d)
waves like the ocean
9.
What is this a picture of?
a)
reflection
b)
refraction
10.
Why does light refract?
a)
speeds up
b)
gets hot
c)
slows down
d)
gains energy
11.
Light travels through an object during
a)
absorption
b)
reflection
c)
transmission
d)
diffraction
12.
The full spectrum of light energy is called the__________
a)
broad spectrum
b)
electromagnetic spectrum
c)
helium spectrum
d)
natural light spectrum
13.
Electric and magnetic fields produce
a)
electricity
b)
magnets
c)
longitudinal waves
d)
light
14.
What is the earth's primary source of light energy?
a)
moon
b)
sun
c)
waves
d)
fire
15.
The height of the sound waves
a)
Frequency
b)
Amplitude
c)
Wavelength
16.
4 is
a)
radio
b)
UV
c)
Visible Light
d)
X-ray
17.
EM waves have the same speed but different:
a)
frequency & medium
b)
wavelength & frequency
c)
medium & wavelength
d)
color & medium
18.
When the surface of a mirror curves inward, like the inside of a bowl, it is called a
a)
Plane Mirror
b)
Convex Mirror
c)
Concave Mirror
d)
Diffuse Mirror
19.
Which wavelength of visible light has the lowest energy?
a)
Red
b)
Yellow
c)
Orange
d)
Blue
20.
Which of the following types of radiation has the shortest wavelength and the highest frequency?
a)
Radio Waves
b)
Infrared
c)
Visible
d)
X-Rays
100 %
