WorksheetsLight
Total questions: 22
Worksheet time: 7mins
Name
Class
Date
1.
What three things may happen to light that strikes an object?
a)
The light may be reflected, transmitted or absorbed.
b)
The light may be reflected and refracted.
c)
The light may be absorbed and transmitted.
2.
Which pairs of colors of pigment combine to make black?
a)
green and magenta
b)
red and cyan
c)
yellow and blue
d)
All of the above
3.
The two kinds of reflection are
a)
transparent and translucent
b)
opaque and translucent
c)
regular and diffuse
4.
______ is a copy of the object formed by reflected or refracted rays of light
a)
reflection
b)
refraction
c)
object
d)
image
5.
A plane mirror produces a/an
a)
a small, real image
b)
a large, real image
c)
a small, virtual image
d)
a same sized, virtual image
6.
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
7.
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
8.
What does reflection mean?
a)
bending light
b)
bouncing light
9.
What is the earth's primary source of light energy?
a)
moon
b)
sun
c)
waves
d)
fire
10.
The height of the sound waves
a)
Frequency
b)
Amplitude
c)
Wavelength
11.
What is light?
a)
Is all around us, and we need it to see.
b)
Is a force that we need.
12.
Light is a KIND of ENERGY.
a)
True
b)
False
13.
All light has a SOURCE, or something it comes from.
a)
True
b)
False
14.
Which are the two type of light sources?
a)
Artificial and Natural
b)
Natural and Invented
c)
Artificial and Not Artificial
d)
All of them
15.
Which of these are examples of NATURAL sources of light?
a)
Sun
b)
Stars
c)
Lightning
d)
ALL of them
16.
Which of these is our MAIN (most important) source of light?
a)
Lightbulbs
b)
The Sun
c)
Fire
d)
All of them
17.
How does light travel/move?
a)
In ONE direction, VERY fast
b)
In ALL directions, VERY fast
18.
What happens when light hits an object?
a)
Some of the light jumps in different directions
(bounces)
(bounces)
b)
Some of the light gets absorbed by the object.
c)
Some of the light bounces back to your eye
d)
ALL of them.
19.
_______ is when light hits and object and it BOUNCES off.
a)
Reflection
b)
Refraction
20.
Light can pass through objects.
a)
TRUE
b)
FALSE
21.
A Magnifying glass uses refraction to make things look closer.
a)
TRUE
b)
FALSE
22.
What three things may happen to light that strikes an object?
a)
The light may be reflected, transmitted or absorbed.
b)
The light may be reflected and refracted.
c)
The light may be absorbed and transmitted.
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