WorksheetsLight and Optics
Total questions: 15
Worksheet time: 15mins
Name
Class
Date
1.
What is a ray ?
a)
A curved line of light
b)
A type of fish
c)
A straight beam of light
2.
If a surface is transparent how does the light travel?
a)
The light travels through and bends in different directions
b)
The light continues on a straight path through the object
c)
The light is blocked by the object
3.
What is an example of a transparent object?
a)
Tissue paper
b)
Water
c)
Brick
4.
What is light?
a)
is only produced artificially
b)
is a form of energy you can see
c)
is when an object is easy to lift
5.
Which light source is not an example of Bioluminescent ?
a)
Candles
b)
Fireflies
c)
Lantern fish
6.
What happens when light travels through a translucent object, such as frosted light bulb?
a)
the light will be blocked by the object
b)
the light continues in a straight path
c)
the light will be refracted after it passes through
7.
What does reflection mean?
a)
is the process in which light is bent, when it travels from one medium to another.
b)
is the process in which light strikes a surface and bounces back off that surface.
c)
is the process in which the light creates a shadow
8.
TRUE or FALSE
Light travels slower in materials that are more dense. (i.e. Water)
Light travels slower in materials that are more dense. (i.e. Water)
a)
False
b)
True
9.
Which picture represents what happens when light travels through a CONVEX lens?
a)
A- left picture
b)
B - Right picture
10.
The light coming from a light source such as a Ray Box is called:
a)
Reflection ray
b)
Refraction ray
c)
Incident ray
11.
Mirrors that bulge out are called:
a)
Concave mirrors
b)
Convex mirrors
12.
The colored part that controls the light level is called:
a)
Pupil
b)
Iris
c)
Lens
13.
The hole that lies in the center of the iris is called:
a)
Retina
b)
Cornea
c)
Pupil
14.
What is found at the end of a rainbow..?
a)
a zebra
b)
a pot of gold
c)
chocolate
15.
What is the nerve called creating a connection between your eyes and brain?
a)
optic nerve
b)
facial nerve
c)
radial nerve
100 %
