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WorksheetsReflection and Refraction
Total questions: 30
Worksheet time: 26mins
Name
Class
Date
1.
Which term means to bounce off the surface of something?
a)
Refract
b)
Absorb
c)
Reflect
d)
prism
2.
What kind of object blocks all light?
a)
Opaque
b)
Translucent
c)
Transparent
d)
Reflected
3.
Fill in the blank:
This is an example of a ____________ lens.
This is an example of a ____________ lens.
a)
convex
b)
concave
4.
Fill in the blank:
This is an example of a __________ lens.
This is an example of a __________ lens.
a)
convex
b)
concave
5.
When light passes through a new medium such as water it does what?
a)
refracts
b)
reflects
6.
Another name for light bending is ....
a)
Reflaction
b)
Absorbing
c)
Refraction
d)
mirror
7.
Fill in the blank with the best answer: After light passes through a convex lens the light comes together at a __________.
a)
Spot
b)
Focal point
c)
point
d)
Local Point
8.
Light travels in ___________________
a)
waves
b)
sound
c)
packs
d)
thunder
9.
What is a property of a transparent object?
a)
Almost all of the light rays that reach it are scattered.
b)
Almost all of the light rays that reach it are absorbed.
c)
Almost all of the light rays that reach it are reflected.
d)
Almost all of the light rays that reach it pass through it.
10.
How does light travel from a source?
a)
Around corners
b)
In circles
c)
Very slowly
d)
In a straight line
11.
Which of these is an example of visible light?
a)
X-rays
b)
rainbow
c)
microwaves
d)
radio waves
12.
what is the difference between convergent and divergent lens?
a)
convergent - focus light together, divergent - refracts light into different directions
b)
convergent - focus light into different directions, divergent - refracts light together
c)
no difference
13.
Which of the following does not refract light?
a)
prism
b)
convex lens
c)
concave lens
d)
mirror
14.
states that "When a light ray strikes a reflecting surface, the angle of incidence is equal to the angle of reflection."
a)
law of reflection
b)
law of refraction
c)
Snell's Law
d)
Newton's 3rd Law of Motion
15.
The _______ is measured between the incident ray and the normal.
a)
angle of incidence
b)
angle of refraction
c)
angle of reflection
16.
The _______ is measured between the refracted ray and the normal.
a)
angle of incidence
b)
angle of refraction
c)
angle of reflection
17.
The speed of light depends on the ______ in which it travels.
a)
coefficient of friction
b)
medium
c)
momentum
18.
The incident angle that causes the refracted ray to lie along the boundary of the surface is called the _____.
a)
normal
b)
critical angle
c)
absolute angle
19.
"Gamma, X-ray, Ultraviolet, Visible Light, Infrared, Microwaves, Radio Waves" is called:
a)
Mechanical
b)
Electromagnetic
c)
Ocean
d)
Heat
20.
A student placed a pencil in a cup of water. The pencil appears broken because light-
a)
always travels in a straight line
b)
bends when it passes through water
c)
makes the water in the glass evaporate
d)
reflects the pencil on the water's surface
21.
Light bending as it passes through a rain drop is an example of...
a)
Refraction
b)
Reflection
22.
An object appears red because it
a)
reflects light waves of all colors
b)
reflects light waves of red
c)
absorbs light waves of red
d)
transmits light waves of all colors
23.
Primary colors of light can combine to make
a)
black light
b)
white light
c)
primary pigments
d)
ultraviolet light
24.
When all 3 primary pigment colors are mixed which color is produced?
a)
black
b)
magenta
c)
white
d)
cyan
25.
What are the three primary colours of light?
a)
Red,Yellow,Blue
b)
Red,Green,Yellow
c)
Red,Green,Blue
d)
Yellow,Blue,Green
26.
Does the frog reflect or absorb green?
a)
Reflect
b)
Absorb
27.
Does the scarf reflect or absorb yellow?
a)
Reflect
b)
Absorb
28.
Mixing red and blue light gives you...
a)
Cyan
b)
Magenta
c)
Yellow
d)
Purple
29.
What colors do our cones roughly correspond to?
a)
Blue, Yellow, and Red
b)
Blue, Yellow, and Green
c)
Blue, Green, and Yellow
d)
Blue, Green, and Red
30.
The following is a picture of what type of mirror?
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
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