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Seeing Color and Light

Total questions: 20

Worksheet time: 18mins

Name
Class
Date
1.

What we see after light has been bent through a prism:

a)

The Color Spectrum

b)

White Light

c)

Shadows

2.
The color you see is the color that is ___.
a)
reflected
b)
absorbed
3.

The function of the human eye is to _______.

a)

focus light rays to produce images of objects

b)

capture sound waves and convert them to images

c)

capture electrical energy and transform it to brain waves

d)

capture light waves and convert them to mechanical energy

4.
The part of your eye that gives it its color.  It is a muscle that controls the size of your pupil.
a)
cornea
b)
lens
c)
pupi
d)
iris
5.
A leaf is green, what does this tell you about the light that is being absorbed?
a)
no light is being absorbed
b)
green is being refracted and all the colors are being absorbed.
c)
green is being absorbed and all the other colors are reflected
d)
green is being reflected and all the other colors are being absorbed
6.
The back of the eye;  an upside-down image of whatever you are looking at is projected here. 
a)
lens
b)
cornea
c)
pupi
d)
retina
7.
The outer layer of the eye is the ________.
a)
Sclera
b)
Retina
c)
Choroid
d)
Cornea
8.

How do humans see different wavelengths?

a)

as different colors

b)

as ultraviolet light

c)

as infrared rays

9.
The first part of the eye that light hits. 
a)
lens
b)
cornea
c)
pupil
d)
retina
10.

Visible light is which type of wave?

a)

seismic

b)

mechanical

c)

longitudinal

d)

electromagnetic

11.
Why does a purple shirt appear purple?
a)
the shirt material REFLECTS all wavelengths of color 
b)
the shirt material transmits all wavelengths of color except the purple
c)
the material absorbs all wavelengths of color except the purple wavelength
12.
Sends messages to your brain
a)
neurons
b)
optic nerve
c)
retina
d)
motor neuron
13.

Which statement is true about visible light?

a)

Humans cannot see any light from the electromagnetic spectrum.

b)

Visible light makes up a small part of the electromagnetic spectrum.

c)

Visible light has a frequency equal to that of gamma rays.

d)

Humans can see visible light only as white light.

14.

This occurs when light bounces off a surface

a)

reflection

b)

refraction

c)

absorb

d)

scatter

15.
How are rods different than cones?
a)
rods are not located in the eye
b)
rods see black and white, cones see color
c)
there are many more cones than rods
d)
rods don't help you see
16.
Why do we see objects as white?
a)
They absorb all light
b)
They reflect all light
c)
They absorb some light and reflect some light
17.
Lets the light in and it is the black portion of eye.
a)
pupil
b)
retina
c)
lens
d)
cornea
18.
Which of the following is the correct order in which light travels through the eye?  
a)
Cornea, Lens, Retina, Pupil, Optic Nerve
b)
Pupil, Cornea, Lens, Retina, Optic Nerve
c)
Cornea, Retina, Lens, Pupil, Optic Nerve
d)
Cornea, Pupil, Lens, Retina, Optic Nerve
19.
You can see this text, your desk, and the person in front of you because light is being _______.
a)
absorbed
b)
refracted
c)
diffracted
d)
reflected
20.
Which color absorbs all light?
a)
White
b)
Black
c)
Orange
d)
Green

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