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Waves Unit Practice

Total questions: 102

Worksheet time: 59mins

Name
Class
Date
1.

Which term means the distance from the crest of one wave to the next crest?

a)

Amplitude

b)

Frequency

c)

Wavelength

2.

Which term means the number of waves that pass a point in 1 second?

a)

Amplitude

b)

Frequency

c)

Wavelength

3.

Increasing the amplitude of a wave ______ the wave’s energy.

a)

Increases

b)

Decreases

c)

Does not change

4.

A wave with a large wavelength will have...

a)

Low Frequency & Low Energy

b)

High Frequency & High Energy

c)

High Frequency & Low Energy

d)

Low Frequency & High Energy

5.

How are electromagnetic waves different from other waves?

a)

They have short wavelengths

b)

they transmit energy instead of matter

c)

they can travel through empty space

d)

they can change direction by reflection

6.

Which has the LONGEST wavelength and therefore the lowest frequency/energy? These waves are used in broadcasting, wifi, and texting.

a)

Gamma rays

b)

Visible light

c)

Radio waves

d)

Infrared rays

7.

Which electromagnetic waves are used in devices such as heat lamps and TV remote controls?

a)

Ultraviolet rays

b)

Infrared Rays

c)

Microwaves

8.

How much of the electromagnetic spectrum is made up of visible light?

a)

A small portion of it

b)

Most of it

c)

All of it

d)

None of it

9.

Which section of the electromagnetic spectrum is the ONLY part humans can see?

a)

X-Rays

b)

Gamma Rays

c)

Visible Light

d)

Ultraviolet Rays

10.

Electromagnetic waves that help your body produce vitamin D are called ___. Hint: These waves are invisible to humans but some insects can see them.

a)

Gamma Rays

b)

Ultraviolet Rays

c)

X-Rays

d)

Visible Light

11.

Which electromagnetic waves are used by doctors to detect broken bones inside your body?

a)

X-Rays

b)

Gamma Rays

c)

Ultraviolet Rays

d)

Infrared Rays

12.

Which has the SHORTEST wavelength and therefore the highest frequency/most energy? Hint: These waves are also used in cancer treatments.

a)

Gamma Rays

b)

Radio Waves

c)

Ultraviolet Rays

d)

X-rays

13.

What high energy waves are given off by radioactive materials?

a)

Gamma Rays

b)

Microwaves

c)

Ultraviolet Rays

d)

Radio Waves

14.

Which wave has a low frequency, a long wavelength, and low energy?

a)

A

b)

B

c)

Not enough information to determine

15.

Which wave has a high frequency, a short wavelength, and high energy?

a)

A

b)

B

c)

Not enough information to determine

16.
What is letter B
a)
Optic nerve
b)
Lens
c)
Cornea
d)
Retina
17.
What is letter E?
a)
Vitreous humor
b)
Retina
c)
Cornea
d)
Optic nerve
18.
What is letter F?
a)
Retina
b)
Pupil
c)
Vitreous humor
d)
Iris
19.
What is letter G?
a)
Sclera
b)
Retina
c)
Lens
d)
Vitreous humor
20.
What is letter H?
a)
Cornea
b)
Optic nerve
c)
Iris
d)
Retina
21.

What is letter D?

a)

Sclera

b)

Retina

c)

Aqueous Humor

d)

Iris

22.
What is letter I?
a)
Cornea
b)
Lens
c)
Vitreous humor
d)
Optic nerve
23.

What is letter C

a)

Optic Nerve

b)

Lens

c)

Sclera

d)

Vitreous Humor

24.
Regulates the amount of light entering the eye and gives the eye its color.
a)
Iris
b)
Lens
c)
Pupil
d)
Retina
25.

This is a layer of white tissue on the outside of the eye is called:

a)

vitreous humor

b)

cornea

c)

sclera

d)

rods and cones

26.
The clear tissue that covers the front of the eye.
a)
Lens
b)
Pupil
c)
Iris
d)
Cornea
27.
The layer of receptor cells that lines the back of the eye where nerve impulses begin.
a)
Iris
b)
Lens
c)
Retina
d)
Pupil
28.
What is the cornea?
a)
clear structure that bends light to focus on the retina
b)
white outer layer of the eyeball
c)
clear layer that forms front of the eye
d)
gel that fills space
29.
What is the function of the iris?
a)
helps refract light to retina
b)
clear, watery fluid
c)
thin structure that controls pupil
d)
fibers that hold the lens in place
30.
What is the function of the lens?
a)
clear structure that bends light to focus on the retina
b)
thin structure that controls the pupil
c)
clear, watery fluid
d)
where the optic nerve attaches
31.
What is the function of the vitreous humor?
a)
clear structure that bends light to focus on the retina
b)
clear layer that forms front of the eye
c)
white outer layer of the eyeball
d)
gel that fills space
32.
What is the sclera?
a)
clear structure that bends light to focus on the retina
b)
white outer layer of the eyeball
c)
clear layer that forms front of the eye
d)
gel that fills space
33.
10.
a)
lens
b)
cornea
c)
sclera
d)
iris
34.
11.
a)
lens
b)
cornea
c)
sclera
d)
iris
35.
12.
a)
lens
b)
cornea
c)
sclera
d)
iris
36.
13.
a)
vitreous humor
b)
tapetum
c)
sclera
d)
retina
37.
14.
a)
vitreous humor
b)
tapetum
c)
sclera
d)
retina
38.
Sound travels through solids.
a)
True
b)
False
39.
1.  Sound can’t travel through liquids.
a)
True
b)
False
40.

1. Without a medium, sound waves could not travel.

a)

True

b)

False

41.
1.  Sound travels through gas.
a)
True
b)
False
42.
1.  Sound travels fastest through gases (air).
a)
True
b)
False
43.
1.  Sound can be transmitted through objects.
a)
True
b)
False
44.

Sound is caused by?

a)

friction

b)

vibrations

c)

instruments

45.

I am an astronaut, floating in my spacesuit in outer space. I see another astronaut, floating in her spacesuit. I want to communicate with her. Which method would be successful?

a)

shine a light in Morse code to represent letters

b)

shout at her

c)

make a loud bang

d)

say hello

46.
Why does cupping your hands around your mouth when you shout make the sound travel further?
a)
The sound spreads out.
b)
Your voice gets louder.
c)
You are screaming.
d)
The sound energy is directed in one direction.
47.

What causes an echo?

a)

sound waves bouncing off large, hard surfaces

b)

sound waves bouncing off carpet

c)

sound waves bouncing off trees and bushes

d)

you repeating yourself

48.
What is vibration?
a)
how loud a sound is
b)
the back and forth movement of matter
c)
how high or low a sound is
d)
the loudness or softness of a sound
49.

We perceive large vibrations as...

a)

Quiet sounds

b)

Loud sounds

c)

high-pitched sounds

50.

We perceive small vibrations as...

a)

High-pitched sounds

b)

Loud sounds

c)

Quiet sounds

51.

Sound travels in waves

a)

True

b)

False

52.

Sound can travel through different materials

a)

True

b)

False

53.

Sound travels slower in water than in air

a)

True

b)

False

54.

Sound doesn't travel in space because there is no gravity there.

a)

True

b)

False

55.
Where can you not hear sound?
a)
Lunch 
b)
Bathroom
c)
A vacuum
d)
Hallway
56.
In what direction does sound travel?
a)
Straight 
b)
ZigZag
c)
All Directions 
d)
Diagonal 
57.
If you walk into an empty gym and yell, why would you hear an echo?
a)
The gym walls are soft and uneven. 
b)
The sound waves are being absorbed by the hard smooth walls.
c)
The sound waves are bouncing off the hard smooth gym walls.
d)
The gym walls are really clean.
58.

What is this?

a)

Ear Drum

b)

Ear Canal

c)

Pinna

d)

Cochlea

e)

Hearing Nerve

59.

What is this?

a)

Ear Drum

b)

Ear Canal

c)

Pinna

d)

Hammer

e)

Cochlea

60.

What is this?

a)

Pinna

b)

Hearing Nerve

c)

Cochlea

d)

Ear Drum

e)

Anvil

61.

What is this?

a)

Anvil

b)

Hammer

c)

Stirrup

d)

Cochlea

e)

Ear drum

62.

What is this?

a)

Anvil

b)

Hammer

c)

Stirrup

d)

Cochlea

e)

Ear drum

63.

What is this?

a)

Cochlea

b)

Pinna

c)

Auditory Nerve

d)

Stirrup

e)

Ear drum

64.

What is this?

a)

Hearing Nerve

b)

Cochlea

c)

Pinna

d)

Stirrup

e)

Hammer

65.

What is this?

a)

Anvil

b)

Hammer

c)

Stirrup

d)

Ear Canal

e)

Ear drum

66.

Select the THREE bones found in the middle ear. You may select multiple answers.

a)

eardrum

b)

hammer

c)

anvil

d)

cochlea

e)

stirrup

67.

Select ALL the part(s) of the ear found in the inner ear. You may select multiple answers.

a)

ear canal

b)

cochlea

c)

anvil

d)

auditory nerve

e)

hammer

68.

Name the section of the ear where the eardrum is located.

a)

outer

b)

middle

c)

inner

69.

Select ALL the part(s) of the ear found in the outer ear. You may select multiple answers.

a)

ear lobe

b)

ear canal

c)

stirrup

d)

auditory nerve

70.

Where is the most common place to pierce your ears?

a)

Ear Drum

b)

Ear Canal

c)

Ear Lobe

d)

Ear Nerve

71.

Which section of the ear is responsible for capturing the sound waves?

a)

Inner Ear

b)

Middle Ear

c)

Outer Ear

72.

Which section of the ear transfers sound into electrical impulses, which are then sent to the brain ?

a)

Outer Ear

b)

Inner Ear

c)

Middle Ear

d)

Cochlea

73.

Which section of the ear do vibrations push up against the structures in order to hear the sound?

a)

Outer Ear

b)

Middle Ear

c)

Inner Ear

74.

Which structure contains 15,000 tiny little hairs?

a)

Anvil

b)

Hammer

c)

Stirrup

d)

Cochlea

e)

Ear drum

75.

Which section of the ear helps control the body's balance?

a)

Outer Ear

b)

Inner Ear

c)

Middle Ear

d)

Cochlea

76.

Which material will heat travel through the fastest?

a)

Plastic

b)

Wood

c)

Metal

77.

How do molecules react when heat energy is added to them?

a)

They feel warmer but stay in place

b)

They feel warmer and move slower.

c)

They feel warmer and move faster

d)

Molecules do not react with heat energy only solar energy

78.

What is Conduction?

a)

When heat is passed from particle to particle through an object.

b)

When particles get heated, expand, and become less dense.

c)

When heat transfers by waves through empty space.

79.

What is Convection?

a)

When heat is passed from particle to particle through an object.

b)

When particles get heated, expand, and become less dense.

c)

When heat transfers by waves through empty space.

80.

What is Radiation?

a)

When heat is passed from particle to particle through an object.

b)

When particles get heated, expand, and become less dense.

c)

When heat transfers by waves through empty space.

81.

Which of the following is an example of heat transfer by Conduction?

a)

Burning your fingers on a hot iron.

b)

Heat from a heater warming up your whole house

c)

Standing by a campfire and feeling the heat.

d)

All of the above.

82.

Which of the following is an example of heat transfer by Convection?

a)

Burning your fingers on a hot iron.

b)

Heat from a heater warming up your whole house

c)

Standing by a campfire and feeling the heat.

d)

All of the above.

83.

Which of the following is an example of heat transfer by Radiation?

a)

Burning your fingers on a hot iron.

b)

Heat from a heater warming up your whole house

c)

Standing by a campfire and feeling the heat.

d)

All of the above.

84.

What is heat?

a)

The temperature of hot objects

b)

The energy transferred between hot objects

c)

The fire hot objects give off.

d)

All of the above

85.

How does heat move?

a)

From cooler objects to warmer objects.

b)

From warmer objects to cooler objects

c)

From metal objects to nonmetal objects

d)

Very quickly in all directions

86.

Identify the energy transfer

a)

electrical to chemical to light

b)

kinetic to potential

c)

chemical to electrical to light

d)

light to sound

87.

Identify the energy transfer

a)

kinetic to sound

b)

chemical to electrical

c)

sound to mechanical

d)

thermal to sound

88.

Identify the energy transfer (photosynthesis)

a)

light to electrical

b)

light to chemical

c)

chemical to thermal

d)

solar to chemical

89.

Identify the energy transfer

a)

chemical to kinetic

b)

solar to electrical

c)

thermal to light

d)

electrical to light

90.

Identify the energy transfer

a)

light to electrical to chemical

b)

chemical to electrical to light

c)

electrical to chemical to light

d)

chemical to electrical to solar

91.

Identify the energy transfer

a)

mechanical to light

b)

chemical to kinetic

c)

electrical to kinetic

d)

kinetic to thermal

92.

Identify the energy transfer

a)

chemical to light

b)

thermal to electrical

c)

chemical to heat

d)

electrical to thermal

93.

Identify the energy transfer

a)

chemical to electrical to sound

b)

sound to electrical to chemical

c)

electrical to sound to chemical

d)

potential to kinetic to light

94.

Identify the energy transfer

a)

kinetic to mechamical

b)

light to thermal

c)

potential to kinetic

d)

electrical to magnetism

95.

Identify the energy transfer

a)

chemical to solar

b)

electrical to thermal

c)

chemical to light

d)

thermal to kinetiv

96.

Identify the energy transfer

a)

potential to chemical

b)

electrical to kinetic

c)

mechanical to sound

d)

chemical to thermal

97.

When you eat food, your body gains ___________ energy.

a)

electrical

b)

chemical

c)

thermal

d)

light

98.

What type of energy can be sensed by the eyes?

a)

sound

b)

thermal

c)

electrical

d)

light

99.

Which of the following involves electrical energy being transferred into heat energy?

a)

A heavy box being lifted off a table

b)

firecrackers exploding in the sky

c)

baking bread in the oven

d)

a wax candle burning

100.

A wind-up toy has a spring that stores energy when it is wound up gently. When the toy is released, chemical energy transfers into ____________ energy.

a)

electrical

b)

kinetic

c)

potential

d)

light

101.

Which type of energy is NOT given off by a fire?

a)

light

b)

electrical

c)

thermal

d)

sound

102.

Identify the energy transfer

a)

sound to kinetic

b)

sound to light

c)

kinetic to sound

d)

chemical to sound

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