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Light & Waves

Total questions: 64

Worksheet time: 44mins

Name
Class
Date
1.

The bouncing back of light waves off of a surface is...

a)

Reflection

b)

Refraction

c)

Light

d)

Lens

2.

The bending of light waves as they travel from one surface to another...

a)

Reflection

b)

Refraction

c)

Light

d)

Lens

3.

Light travels...

a)

around corners

b)

in a straight line

4.

A mirror _________ light.

a)

absorbs

b)

reflects

c)

refracts

5.

Smooth and shiny surfaces can _____________ light.

a)

reflect

b)

refract

c)

absorb

6.

Light bends when it is

a)

refracted

b)

reflected

c)

absorbed

7.

Light bounces when it is

a)

reflected

b)

absorbed

c)

refracted

8.

When an object soaks in the light it _____________

a)

absorbs

b)

reflects

c)

refracts

9.

Another name for light bending is ....

a)

Reflaction

b)

Absorbing

c)

Refraction

10.

Light that is bounced back is reflected.

a)

true

b)

false

11.

Light that is bent is refracted.

a)

true

b)

false

12.
What will happen when a pencil is placed in water? 
a)
Reflect
b)
Refract
c)
Absorb
d)
Transmit
13.
This is an example of? 
a)
Absorb
b)
Reflect
c)
Refract
d)
Transmit
14.
When light passes through a prism it?
a)
Bounces back
b)
Reflects
c)
Refracts
d)
Absorbs
15.

Why does a banana look yellow?

a)

it reflects yellow wavelengths of light and absorbs most other wavelengths

b)

it absorbs yellow wavelengths of light and reflects most other wavelengths

16.

what is the correct order of the visible light spectrum?

a)

red, yellow, green, orange, blue, violet and indigo

b)

indigo, blue, violet, orange, yellow, green and red

c)

violet, blue, indigo, green, yellow, orange and red

d)

red, orange, yellow, green, blue, indigo and violet

17.

When you see the color black...

a)

All colors are reflecting

b)

All colors are absorbed

c)

The color blacl is reflecting

d)

the color black is absorbed

18.

Which of the following shirts would make you feel the warmest on hot, sunny day?

a)

red

b)

blue

c)

white

d)

black

19.

Why do some objects look white?

a)

the color white reflects

b)

the color black is absorbed

c)

all colors are reflected

d)

no colors are reflected

20.

Electromagnetic waves require a medium (matter to move through)

a)

True

b)

False

21.

What aspect of light is affected by frequency (wavelength)

a)

brightness

b)

color

22.

The color with the longest wavelength is...

a)

Blue

b)

Red

c)

Green

d)

Yellow

23.

If you see a green leaf on a tree, that means...

a)

Green is the color being reflected off the leaf.

b)

Green is the color being absorbed by the leaf.

c)

All the colors are being reflected off the leaf.

d)

All the colors are being absorbed by the leaf.

24.

Sunlight is special because it...

a)

contains all the colors of the rainbow.

b)

contains most of the colors of the rainbow.

c)

contains white light and black light.

d)

contains black light.

25.

Why does an apple look red?

a)

because it absorbs red light and reflects white light

b)

because it absorbs red light waves and reflects the others

c)

because it absorbs all colors of light

d)

because it reflects red light waves and absorbs the others

26.

White light is made up of all of the colors of the rainbow

a)

True

b)

False

27.

Black absorbs all light.

a)

True

b)

False

28.
This is used to separate white light into colors. 
a)
prism
b)
reflection
c)
sunlight
d)
spectrum
29.
Light is a form of _________.
a)
sound
b)
heat
c)
energy
d)
color
30.
What do water droplets in a rainbow act like?
a)
reflectors
b)
rays of light
c)
lasers
d)
prisms
31.
By passing light through a prism, you can tell ____________.
a)
that white light is made of different colors
b)
the weight of the prism
c)
the original source of light
d)
that blue light is brighter than white light
32.
What color appears when all colors are absorbed?
a)
black
b)
red
c)
white
d)
violet
33.
Which example shows light being reflected?
a)
using a microscope to make small objects look larger
b)
using a prism to show the colors of the spectrum
c)
using eyeglasses to see things better
d)
using a mirror to see your image
34.
What is the name of the energy that comes from the sun?
a)
Electromagnetic Radiation
b)
Electromagnetic Conduction
c)
Electromagnetic Convection
d)
Magnelectric Radiation
35.
What shape does light travel in?
a)
Waves
b)
Circles
c)
Squares
d)
Diamonds
36.
What types of matter can light travel through?
a)
Some solids, liquids, gases and all empty space (vacuum)
b)
All solids, liquids, gases, and empty space (vacuum)
c)
Some solids, liquids, and gases
d)
Only empty space (vacuum)
37.
Which color absorbs all light?
a)
White
b)
Black
c)
Orange
d)
Green
38.
Which color reflects all light?
a)
White
b)
Black
c)
Orange 
d)
Green
39.
The lowest part of the wave is?
a)
crest
b)
trough
c)
rarefaction
d)
wavelength
40.
The highest point on a wave
a)
trough
b)
amplitude
c)
crest
d)
wavelength
41.

The larger the amplitude, the less energy

a)

true

b)

false

42.

High frequency equals

a)

high energy

b)

low energy

c)

no change in energy

d)

none of the above

43.

Wave height

a)

frequency

b)

wavelength

c)

amplitude

d)

wave speed

44.

The distance between 2 crests or troughs

a)

wavelength

b)

amplitude

c)

frequency

d)

wave speed

45.

The number of waves that pass in a given amount of time.

a)

wavelength

b)

wave speed

c)

amplitude

d)

frequency

46.
What does refract mean?
a)
To shrink
b)
To bend
c)
To widen
d)
To enlarge
47.

All waves can be reflected

a)

true

b)

false

48.

Light is a type of energy

a)

true

b)

false

49.
What color has the shortest wavelength, or the highest frequency?
a)
yellow
b)
blue
c)
red
d)
violet
50.
What does reflection mean?
a)
bending light
b)
bouncing light
51.
What does refraction mean?
a)
bending light
b)
bouncing light
52.
What is this a picture of?
a)
reflection
b)
refraction
53.

Why does light refract?

a)

The light changes speed while traveling from one medium to another

b)

The light gains energy while traveling from one medium to another

c)

The light changes temperature while traveling from one medium to another

54.
The full spectrum of light energy is called the__________
a)
broad spectrum
b)
electromagnetic spectrum
c)
helium spectrum 
d)
natural light spectrum
55.

What is the earth's primary source of light energy?

a)

moon

b)

sun

c)

waves

d)

fire

56.
4 is 
a)
radio
b)
UV 
c)
Visible Light
d)
X-ray
57.

Different electromagnetic waves have different:

a)

speed & color

b)

wavelength & frequency

c)

medium & wavelength

d)

color & medium

58.
Which wavelength of visible light has the lowest energy?
a)
Red
b)
Yellow
c)
Orange
d)
Blue
59.

All electromagnetic waves travel at different speeds.

a)

True

b)

False

60.

Light waves travel fastest through...

a)

gases

b)

liquids

c)

solids

61.

Sound waves travel fastest through...

a)

gases

b)

liquids

c)

solids

62.

Light waves travel slowest through...

a)

gases

b)

liquids

c)

solids

63.

Sound waves travel slowest through...

a)

gases

b)

liquids

c)

solids

64.

Sound waves require a medium to travel through.

a)

true

b)

false

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