WorksheetsCan I Believe My Eyes?
Total questions: 40
Worksheet time: 25mins
Name
Class
Date
1.
When a rainbow is formed outside naturally, what causes the light to refract?
a)
A. Small raindrops
b)
B. Sunlight rays
c)
C. Tiny mirrors
d)
D. Glass prisms
2.
Smooth surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
twist
3.
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
4.
Another name for light bending is ....
a)
Reflaction
b)
Absorbing
c)
Refraction
d)
mirror
5.
Opaque means...
a)
No light passes through it
b)
All light passes through it
c)
Some light passes through it
6.
The color you see is the color that is ___.
a)
reflected
b)
absorbed
7.
___________ is a from of energy that we can see with our eyes.
a)
shadow
b)
light
c)
energy
d)
reflection
8.
Band of color in a rainbow, or from a light passing through a prism.
a)
Spectrum
b)
Space
c)
Prism
d)
Refraction
9.
Allows most light through
a)
eflection
b)
Refraction
c)
Translucent
d)
Transparent
10.
What does light do when it hits an object that it cannot pass through?
a)
It creates a shadow
b)
It passes through anyway
11.
If light strikes a mirror at a 50⁰ angle, what angle will it come off of the mirror?
a)
50⁰
b)
70⁰
c)
45⁰
d)
30⁰
12.
Which color absorbs all light?
a)
White
b)
Black
c)
Orange
d)
Green
13.
Which color reflects all light?
a)
White
b)
Black
c)
Orange
d)
Green
14.
What is light?
a)
Is all around us, and we need it to see.
b)
Is a force that we need.
15.
All light has a SOURCE, or something it comes from.
a)
True
b)
False
16.
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.
17.
Through which objects does light pass MORE?
a)
Transparent objects, like glass windows
b)
Opaque objects (not transparent), like a plant
18.
Things make shadows because they ______ light.
a)
BLOCK
b)
PASS
19.
What does it mean to reflect?
a)
bounce off
b)
bend
c)
refract
d)
energy
20.
What does it mean to refract?
a)
bounce off
b)
to bend
c)
curve outward
d)
reflect
21.
What happens when light hits a mirror?
a)
it makes a color
b)
it reflects
c)
it makes a rainbow
d)
it passes through
22.
How does light travel?
a)
in a wavy path
b)
in a straight path
c)
in a zig zag path
23.
Smooth surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
twist
24.
Gathers information about color, shape, and size of eye and sends to the optic nerve.
a)
optic nerve
b)
retina
c)
neuron
d)
cornea
25.
What part of the eye focuses light on the retina?
a)
lens
b)
retina
c)
pupil
d)
ciliary body
26.
Type of photoreceptor that is active in bright light and perceives color?
a)
fovea centralis
b)
cones
c)
rods
d)
optic disk
27.
What part of the eye sends nerve impulses to the brain
a)
optic nerve
b)
iris
c)
cornea
d)
sclera
28.
Type of photoreceptor that functions in low light and creates shades of gray
a)
retina
b)
rod
c)
cone
d)
choroid
29.
What is the space inside the iris called?
a)
pupil
b)
ciliary body
c)
lens
d)
choroid
30.
What helps us to see color?
a)
rods
b)
lens
c)
cones
d)
sclera
31.
Cones team up with ______ so that you can see the total picture!
a)
glasses
b)
the lens
c)
the pupil
d)
rods
32.
When an image hits the retina it is upside down. What flips it over so that it is right side up?
a)
lens
b)
retina
c)
optic nerve
d)
brain
33.
Visible light is ...
a)
a light bulb
b)
the sun
c)
light that we can see with our natural eye
d)
fire
34.
We see a green shamrock as being green because:
a)
All of the colors are absorbed except for green which is reflected
b)
All of the colors are being reflected except for green.
c)
It is green - what a silly question!
35.
Why can you see most objects?
a)
Light reflects off them
b)
Light is absorbed by them
c)
Light is bent by the object
d)
Light is scattered from the surface of the object
36.
Does this shirt absorb or reflect all colors?
a)
Absorb
b)
Reflect
37.
Does the bird reflect or absorb orange?
a)
Reflect
b)
Absorb
38.
If all light waves are absorbed by a medium, then what color will be perceived?
a)
White
b)
Black
c)
Red
d)
Green
39.
A shirt reflects all light, what color is the shirt
a)
Black
b)
Blue
c)
Magenta
d)
White
40.
White light is also known as
a)
A. visible light
b)
B. ultraviolet light
c)
C. infrared wave
d)
D. gamma ray
100 %
