WorksheetsLight Study Guide
Total questions: 50
Worksheet time: 32mins
Name
Class
Date
1.
What is the best definition of light?
a)
The Sun
b)
A form of energy that is made of many colors
c)
a prism or glass that makes the colors of a rainbow
d)
anything you see what your eyes
2.
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
3.
The bouncing off of light rays from the surface of an object such as a mirror or other shiny surface is called:
a)
mirror
b)
laser
c)
reflection
d)
refraction
4.
a)
Reflection
b)
Refraction
5.
_____?______ materials do not allow light waves to pass through.
a)
Opaque
b)
Transparent
c)
Translucent
6.
_____?_____ materials allow some light to partially pass through, but not in a straight path.
a)
Opaque
b)
Transparent
c)
Translucent
7.
_____?_____ materials allow light waves to pass through easily.
a)
Opaque
b)
Transparent
c)
Translucent
8.
Which object does NOT make a shadow on a sunny day?
a)
a tree branch
b)
a sheet of clear glass
c)
a penny
d)
a paper bag
9.
What colors are in the rainbow?
a)
Red,orange,yellow,green,blue,indigo,purple
b)
Red,orange,yellow,green,blue,purple
c)
red,orange,orange,yellow,blue,purple
d)
red,orange,yellow,green,blue,blue,purple
10.
We investigated light using a _______. It is an object that separates white light into colors.
a)
microscope
b)
prism
c)
shadow
d)
telescope
11.
_____ is a lens that is thicker in the middle and makes an object appear bigger.
a)
prism
b)
convex lens
c)
concave lens
d)
mirror
12.
______ is a lens that is thicker on its edges and makes an object appear smaller?
a)
mirror
b)
convex lens
c)
concave lens
d)
prism
13.
Which of the following is NOT a SOURCE of light?
a)
the Sun
b)
a candle
c)
the moon
d)
a flashlight
14.
Which images are opaque?
a)
A & C
b)
A,C,E, & F
c)
D, E, & F
d)
A & E
15.
A straw is in a glass of water. It looks like the straw is broken. Why does it appear this way?
a)
Light is bouncing as it passes through the glass
b)
Light is reflected as it passes through the glass
c)
Light is refracted as it passes through the glass
d)
Light is convex as it passes through the glass
16.
This object is thick in the middle
a)
convex
b)
concave
c)
prism
d)
mirror
17.
Reflect
a)
a material that does not allow light to pass through it
b)
to bounce off a surface
18.
Transparent
a)
A material that allows some light to pass through it
b)
a material that allows light to pass through it
19.
Opaque
a)
to bend light waves
b)
A material that does not allow light to pass through it
20.
Translucent
a)
to bend light waves
b)
a material that allows some light to pass through it
c)
a form of energy that you can see
d)
a material that allows light to pass through it
21.
Smooth surfaces _______ a lot of light.
a)
reflect
b)
bend
c)
absorb
d)
twist
22.
Band of color in a rainbow, or from a light passing through a prism.
a)
Spectrum
b)
Space
c)
Prism
d)
Refraction
23.
White light is made up of _________________ colors.
a)
10
b)
3
c)
7
d)
70
24.
Which color absorbs all light?
a)
White
b)
Black
c)
Orange
d)
Green
25.
Which color reflects all light?
a)
White
b)
Black
c)
Orange
d)
Green
26.
Transfer of energy when a wave disappears into a surface
a)
Transparent
b)
Refraction
c)
Reflection
d)
Absorption
27.
Light travels in a straight line
a)
True
b)
False
28.
Visible light is ...
a)
Light bulb
b)
sun
c)
light that we can see with our natural eye
d)
fire
29.
What type of lens can be used as a magnifying glass
a)
Convex
b)
Concave
30.
Which objects on the table are "Transparent"?
a)
Rock; Pencil
b)
Cup; Goggles
c)
Supply Box; Fish Bowl
31.
If you were building a house in Alaska (where it can be daylight for months!), what type of material would be best to cover your windows with that would help keep the Sun out of your room so you can sleep?
a)
transparent material
b)
translucent material
c)
opaque material
d)
glass material
32.
sunglasses and tinted windows
a)
refraction
b)
absorption
c)
reflection
33.
Light is a form of
a)
Matter
b)
Reflection
c)
Energy
d)
Force
34.
This is an example of?
a)
Absorbtion
b)
Reflection
c)
Refraction
d)
Transmission
35.
The number of waves that passes through a point in one second is called ________.
a)
speed
b)
frequency
c)
wavelength
d)
amplitude
36.
_____________________ is the distance between a point on one wave and the identical point of the next wave.
a)
Amplitude
b)
Wavelength
c)
Frequency
d)
Crest
37.
The highest point on a wave
a)
trough
b)
amplitude
c)
crest
d)
wavelength
38.
Visible light is ...
a)
Light bulb
b)
sun
c)
light that we can see with our natural eye
d)
fire
39.
The lowest part of the wave is?
a)
crest
b)
trough
c)
rarefaction
d)
wavelength
40.
What is the part of your eye that helps you focus?
a)
iris
b)
optic nerve
c)
brain
d)
lens
41.
What is the back of your eye called?
a)
RETINA
b)
OPTIC NERVE
42.
If a person can see things clearly far away they are?
a)
Farsighted
b)
Nearsighted
43.
If a person can see things clearly that are close they are?
a)
Farsighted
b)
Nearsighted
44.
What are the colors of the rainbow?
a)
Red, Orange, Yellow, Green, Blue, Indigo, Violet
b)
Violet, Indigo, Blue, Green, Yellow, Orange, Red
45.
How fast is the speed of light?!
a)
186,000 mps
b)
18,600 mps
c)
1,860mps
d)
186mps
46.
When light shines through a prism it creates a ________________
a)
colors
b)
ROY G. BIV
c)
spectrum
d)
electromagnetic wave
47.
In a dim (dark) room, your pupils will _______________________
a)
dilate
b)
shrink
c)
change color
d)
not change color
48.
In a well lit room, your pupils will _____________________.
a)
dilate
b)
shrink
c)
change color
d)
not change color
49.
What is faster than light?
a)
A Ferrari
b)
Usain Bolt
c)
A microwave
d)
nothing
50.
Light waves move up and down in what type of shape?
a)
S
b)
L
c)
H
d)
Z
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