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G8 Lesson 1 Homework introduction to waves

Total questions: 186

Worksheet time: 7hrs 13mins

Name
Class
Date
1.
What property of the wave is represented by the letter "B"?
a)
amplitude
b)
crest
c)
trough
d)
wavelength
2.
Which letter(s) represent the trough of the wave?
a)
A
b)
B & D
c)
D
d)
C & G
3.
Which letter(s) represent the crest of the wave?
a)
A
b)
B & D
c)
B & F
d)
F
4.

What is transferred from place to place by waves?

a)

matter

b)

energy

c)

particles

d)

waves

5.

When energy increases, amplitude _______?

a)

increases

b)

decreases

c)

stays the same

6.

When placed in water, a ball moves from one place to another with the waves.

a)

True

b)

False

7.

Waves are a pattern of motion that transfer energy.

a)

True

b)

False

8.

Waves DO NOT transfer ______?

a)

Matter

b)

Energy

9.
Waves that require a medium are called 
a)
mechanical waves
b)
transverse waves
c)
light waves
d)
gamma rays
10.
What happens when you increase the amplitude of a sound?
a)
it makes the sound louder
b)
it makes the sound travel faster
c)
it increases the wavelength of the sound
d)
it increases the frequency of the sound
11.

What kind of wave is pictured below?

a)

compressional wave

b)

transverse wave

c)

sound wave

d)

mechanical wave

12.
Which wave is pictured?
a)
Transverse
b)
Longitudinal
c)
Both
d)
Neither
13.

In a transverse wave, the vibrations are (a)   to the direction of the wave.

14.

The vibrations in a longitudinal wave are (a)   to the direction of energy transfer.

15.

Sound waves are (a)   waves.

16.

Seismic waves can be...

a)

longitudinal

b)

transverse

17.

Sound waves can travel through a vacuum because they don't require particles.

a)

True

b)

False

18.

Jimmy's shouts have ____ amplitude than/as his whispers.

a)

the same

b)

a lesser

c)

a greater

d)

none of the choices given

19.

What do all waves transfer?

a)

Matter

b)

Heat

c)

Electricity

d)

Energy

20.

Which of the following can waves transfer energy through?

a)

solid

b)

liquid

c)

gas

d)

empty space

e)

all of the above

21.

What are the two types of waves?

a)

longitudinal and transverse

b)

sound and light

22.

What is the number of complete waves passing a fixed point in a given amount of time?

a)

Amplitude

b)

Intensity

c)

Wavelength

d)

Frequency

23.

What is frequency measured in?

a)

Milliseconds

b)

Miles

c)

Hertz

d)

Kilograms

24.

Wavelengths are usually measured in ....

a)

seconds

b)

Hz

c)

inches

d)

meters

25.

What is the distance between the calm sea and the highest wave called?

a)

Wave

b)

Frequency

c)

Amplitude

d)

Magnitude

26.

What does #1 represent?

a)

Period

b)

Frequency

c)

Wavelength

d)

Amplitude

27.

What does #2 represent?

a)

Period

b)

Frequency

c)

Wavelength

d)

Amplitude

28.

What do all waves transfer?

(a)  

29.
Which type of wave does sound travel in?
a)
Transverse
b)
Longitudinal
30.
Distance from 'y' to 'y' is a _______
a)
Wavelength
b)
Amplitude
c)
Compression
d)
Rarefaction
31.
Distance from an 'x' to an 'x' is a________
a)
wavelength
b)
amplitude
c)
rarefaction
d)
compression
32.
What is represented by the  letter 'y'?
a)
Compression
b)
Rarefaction
c)
Wavelength
d)
Amplitude
33.
What is represented by the letter 'x'?
a)
Crest
b)
Compression
c)
Rarefaction
d)
Wavelength
34.
What part is the arrow pointing to?
a)
Crest
b)
Trough
c)
Amplitude
d)
Wavelength
35.
What part is the arrow pointing to?
a)
Crest
b)
Trough
c)
Amplitude
d)
Wavelength
36.
Which answer best explains what causes a wave?
a)
Shaking
b)
Potential energy
c)
Light
d)
Vibrations
37.
What two factors effect the amount of energy a wave has?
a)
Frequency and wavelength
b)
Frequency and amplitude
c)
Amplitude and rest
d)
Wavelength and crest
38.
Which wave has the greatest amplitude?
a)
A
b)
B
c)
C
d)
D
39.

What is the amplitude of this wave?

a)

4

b)

8

c)

2

d)

6.3

40.

What type of wave move in a back and forth motion?

a)

Compression wave

b)

Light wave

c)

Transverse wave

d)

Hicks-Riddick Wave

41.

A pattern of disturbance that travels through a substance from one location to another location.

a)

Wave

b)

Amplitude

c)

Wave Crest

d)

Wave Trough

e)

Wave Height

42.

The distance from the wave crest or trough to the equilibrium  Level

a)

Wave

b)

Amplitude

c)

Wave Crest

d)

Wave Trough

e)

Wave Height

43.

The highest part of a wave.

a)

Wave

b)

Amplitude

c)

Wave Crest

d)

Wave Trough

e)

Wave Height

44.

The lowest part of a wave.

a)

Wave

b)

Amplitude

c)

Wave Crest

d)

Wave Trough

e)

Wave Height

45.

distance between two consecutive wave crests or between two consecutive wave troughs.

a)

Wave

b)

Amplitude

c)

Wave Length

d)

Wave Trough

e)

Wave Height

46.

The part of a wave that the particles are more pushed together.

a)

Compression

b)

Rarefaction

c)

Particles

d)

Wave

47.

The part of a wave that the particles are pulled apart

a)

Compression

b)

Rarefaction

c)

Particles

d)

Wave

48.

Ultrasonic waves are a form of _______ waves

a)

sound

b)

ocean

c)

radio

d)

seismic

49.

True or False: Sound needs a medium.

a)

True

b)

False

50.

What unit is the intensity of sound measured in?

a)

decibels (dB)

b)

Hertz (Hz)

c)

meters per second (m/s)

d)

meters

51.

Sound waves that are beyond the range of human ear are known as ----

a)

Infrasonic waves

b)

Ultrasonic waves

52.

If you want to change the pitch of a sound, you have to change the ___

a)

speed

b)

amplitude

c)

volume

d)

frequency

53.

When a sound is louder what measurement gets bigger?

a)

Frequency

b)

Amplitude

c)

Wavelength

d)

Crest

54.

INFRASONIC , AUDIBLE RANGE, ULTRASONIC

A whale produces a sound with a frequency of 120 000 Hz when it whistles

(a)  

55.

Ultrasonic waves are a form of _______ waves

a)

sound

b)

ocean

c)

radio

d)

seismic

56.

Hearing range of humans

a)

20 - 20 000 Hz

b)

under 20 Hz

c)

16 - 16 000 Hz

d)

Above 20 000 Hz

57.

The frequency of ultrasound is

a)

Over 20 000 Hz

b)

Under 20 000 Hz

c)

20 - 20 000 Hz

d)

Under 20 Hz

58.

When a wave strikes a surface and bounces off (ex: echo)

a)

medium

b)

refraction

c)

reflection

d)

absorption

59.

This is the term that describes when a wave passes through matter.

a)

Transmission

b)

Absorption

c)

Reflection

d)

Diffraction

60.

Movie theaters use sound proofing to reduce echoes. Soundproofing materials are designed to ________________ the sound.

a)

Absorb

b)

Transmit

c)

Diffract

d)

Reflect

61.

Sound travels faster in ________________ than in liquids

a)

solids

b)

gas

c)

water

d)

air

62.

Which type of interaction is this?

a)

absorption

b)

reflection

c)

diffraction

d)

transmission

63.

Which type of interaction is this?

a)

transmission

b)

absorption

c)

diffraction

d)

reflection

64.

Sound travels FASTEST through which of these materials?

a)

Air

b)

Empty space

c)

Solid

d)

Water

65.

The image represents which of the following wave interations?

a)

Reflection

b)

Absorption

c)

Transmission

d)

Diffraction

66.
This is what you get when sound waves are reflected, or bounce back, off of a hard surface.
a)
amplitude
b)
pitch
c)
volume
d)
echo
67.

What best defines diffraction?

a)

The bouncing of a wave off an object or boundary

b)

The spreading of a wave around an obstacle

c)

The bending of a wave as it enters a new medium

d)

The overlapping of waves

68.

What are echos an example of?

a)

Reflection

b)

Refraction

c)

Diffraction

d)

Resonance

69.

What is the picture an example of?

a)

Reflection

b)

Refraction

c)

Diffraction

70.
When a wave passes from one medium to another, the ________ may change.
a)
speed
b)
frequency
c)
wavelength
d)
speed, frequency, and wavelength
71.

If a sound waves moves from a solid to a liquid, the sound wave will

a)

speed up

b)

slow down

c)

not change speed

72.
Light is a form of ______________________
a)
energy
b)
inertia
c)
currency
d)
sound
73.

When light bounces of a mirror,it is

a)

Reflected

b)

Corrected

c)

Absorbed

d)

Refracted

74.

What happen to the light as it passess from air to the transparent window

a)

Light changes speed but not direction

b)

All light is reflected

c)

Light changes speed and direction

d)

All light pass through

75.

Latif wakes up one morning and sees that it is foggy outside.Whcih term best describe the fog he sees

a)

Opaque

b)

Reflective

c)

Transparent

d)

Translucent

76.

Energy from visible light travels in...

a)

Transverse waves

b)

Longitudinal waves

77.

When light is blocked by an object

a)

shadows form

b)

a reflection occurs

c)

diffraction occurs

d)

nothing happens

78.
Which of the following is true about waves?
a)
When wavelength increases frequency increases
b)
When wavelength decreases, frequency increases
c)
When wavelength decreases, frequency decreases
79.

What type of wave is a light wave?

a)

A sound wave

b)

A seismic wave

c)

A electromagnetic wave

d)

A mechanical wave

80.

what does the word “vacuum” mean?

a)

travel

b)

space

c)

air

81.

Which is true about the speed of light waves? They are...

a)

the speed of light (300,000,000 m/s)

b)

the speed of light (300,000 km/s)

82.

Light waves travel the fastest in

a)

solid

b)

liquid

c)

gas

d)

vacuum of empty space

83.

As the wavelength of a light wave decreases, what happens to the frequency of the wave?

a)

Frequency increases

b)

Frequency decreases

c)

It remains constant

84.

Ait what speed do electromagnetic waves travel in empty space?

a)

30 m/s

b)

3,000 m/s

c)

300,000 m/s

d)

300,000,000 m/s

85.

_________________ materials transmit some light, but cause the light to to be scattered so no clear image is seen.

a)

Transparent

b)

Translucent

c)

Opaque

86.

____________ materials allow no light waves to be transmitted through

a)

Transparent

b)

Translucent

c)

Opaque

87.

Which number image shows a translucent form of wave transmission?

a)

1

b)

3

c)

2

88.

Which type of behavior does light display when striking a transparent object?

a)

scattering

b)

reflection

c)

transmission

d)

absorption

89.

What type of behavior does light display when striking an opaque object?

a)

scattering

b)

transmission

c)

refraction

d)

absorption

90.

What classification is this magnifying glass?

a)

Transparent

b)

Translucent

c)

Opaque

91.

What classification off light would this object be?

a)

Transparent

b)

Translucent

c)

Opaque

92.

Sunglasses lenses are normally darker colored so they can __________ light getting to your eyes, but it is also important they can ___________ light since you need to see through them.

a)

absorb; transmit

b)

refract; diffract

c)

reflect; transmit

d)

diffract; absorb

93.

Which wave behavior describes the process that occurs when a wave enters a new substance but stays in the new substance?

a)

Absorption

b)

Reflection

c)

Transmission

94.

Which wave behavior describes the process that occurs when a wave goes through a new substance?

a)

Absorption

b)

Reflection

c)

Transmission

95.

Which two wave behaviors are responsible for us seeing different colors?

a)

Reflection

b)

Transmission

c)

Absorption

96.

Shorter Wavelengths have ____Energy,Longer Wavelengths___Energy?

a)

Lower,Higher

b)

Higher,Lower

97.

Type of mirror used by a dentist to get magnified view of a patient's teeth...

a)

Plane

b)

Convex

c)

Concave

98.

Type of mirror found in a bathroom...

a)

Plane

b)

Convex

c)

Concave

99.

Type of mirror that can produce a real image...

a)

Plane

b)

Convex

c)

Concave

100.

Type of mirror that can produce an inverted image...

a)

Plane

b)

Convex

c)

Concave

101.

The size of an object and its image are the same in this type of mirror...

a)

Plane

b)

Convex

c)

Concave

102.

According to the law of reflection the angle of incidence is ____________ the angle of reflection.

a)

less than

b)

greater than

c)

equal to

103.

Type of mirror that can produce a virtual image...

a)

Plane

b)

Convex

c)

Concave

d)

All of the above

104.

Spherical mirrors are part of a

a)

Rectangle

b)

Cube

c)

Sphere

d)

Cone

105.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
106.

What is the ray of light that strikes the surface ?

a)

Incident ray

b)

reflected ray

c)

normal ray

d)

normal

107.

A flat mirror is an example of a ___.

a)

plane mirror

b)

concave mirror

c)

convex mirror

d)

spherical mirror

108.
Why can you see most objects?
a)
A. they emit light
b)
B. light refracts through them
c)
C. light reflects off them
d)
D. they absorb light
109.
The following is a picture of what type of mirror? 
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
110.
The following is a picture of what type of mirror? 
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
111.
The following is a picture of what type of mirror? 
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
112.

Which of the following best describes the image formed by a plane mirror?

a)

virtual, inverted and enlarged

b)

real, inverted and reduced

c)

virtual, upright and the same size as object

d)

real, upright and the same size as object

113.

The image of an object as formed by a plane mirror is located ____.

a)

in front of the mirror surface

b)

on the mirror surface

c)

behind the mirror surface

d)

any of the above, depending on the object's locaiton

114.

A real image is always

a)

virtual

b)

upright

c)

behind the mirror

d)

in front of the mirror

115.

Reflection is a wave bouncing off of a surface

a)

True

b)

False

116.

The reflection of light waves from a rough surface is reflection.


(a)  
a)

diffuse

b)

regular

c)

concave

d)

convex

117.

A regular reflection occurs when when light reflects from a(n)__________

a)

concave mirror

b)

rough surface

c)

smooth surface

d)

concave mirror

118.

You can see yourself in a mirror because light ______________ off the surface of a mirror

a)

absorbs

b)

reflects

c)

trasmits

d)

transfers

119.

The angle of incidence and the angle of reflection will always be unequal angles.

a)

True

b)

False

120.

When parallel light rays strike a concave mirror, they converge at one point called the_____________.

a)

normal point

b)

focal point

c)

converging point

d)

none of these

121.

Which type of mirror is this?

a)

plane

b)

concave

c)

convex

d)

wait, that's a mirror?

122.

An image that forms where rays diverge is a(an) _______________ image.

a)

virtual

b)

real

123.

Image formed in this mirror is the same size as actual object but Image is flipped around (left to right).

a)

Concave

b)

Plane

c)

Convex

124.

Which type of mirror is this? (inside of spoon)

a)

plane

b)

convex

c)

Wait that's a mirror?

d)

concave

125.

When waves traveling in one direction are made to travel in many different directions, it's called _________________.

a)

plane mirror

b)

convex mirror

c)

scattering

d)

regular

126.

Which type of mirror is this?

a)

convex

b)

plane

c)

concave

d)

Wait, that's a mirror?

127.

Which type of mirror is this?

a)

concave

b)

plane

c)

convex

d)

Wait, that's a mirror?

128.

A convex mirror always produces a virtual image that is upright and smaller

a)

True

b)

False

129.
....................... - the imaginary line perpendicular to the surface.
a)
Normal
b)
Angle of incidence 
c)
Angle of reflection
130.
........... – the angle between the normal and the reflected ray.
a)
Angle of incidence
b)
Angle of reflection
c)
Angle of coincidence
d)
Angle of direction
131.
Law of reflection state that - The angle of incidence is .................. to the angle of reflection.
a)
equal
b)
double
c)
half
132.
What is B?
a)
Angle of incidence
b)
Angle of reflection
c)
Incident ray
d)
Reflected ray
133.
What is C?
a)
Angle of incidence
b)
Angle of reflection
c)
Incident ray
d)
Reflected ray
134.
What is E?
a)
Angle of incidence
b)
Angle of reflection
c)
Normal
d)
Reflect ray
135.
What is X?
a)
22.5°
b)
45°
c)
67.5°
d)
90°
136.

Why it is written in this manner?

a)

Mirrors in front vehicles invert it upside down

b)

Mirrors in front vehicles invert it left to right

c)

Mirrors wont invert

137.

According to the law of reflection the angle of incidence is ____________ the angle of reflection.

a)

less than

b)

greater than

c)

equal to

138.

Which of the following is demonstrated when light bounces off of mirrors or shiny surfaces?

a)

Scattering

b)

Refraction

c)

Absorption

d)

Reflection

139.
How does light travel
a)
It curves around corners
b)
Really slow
c)
In a straight line
d)
In circles
140.
The two kinds of reflection are 
a)
transparent and translucent
b)
opaque and translucent
c)
regular and diffuse
141.

when a light ray falls on a reflecting surface by an angle equals 45 , the angle of reflection equals ...........

a)

35

b)

45

c)

55

142.

What type of lens is wider in the middle than on the edges?

a)

Concave

b)

Convex

c)

Objective

d)

Ocular

143.

What type of lens is thinner in the middle than at the edges?

a)

Convex

b)

Concave

c)

Objective

d)

Magnifying

144.

When light passes through a convex lens, it does this.....

a)

Diverge, or spread apart

b)

Converge, or come together

c)

Reflect, or bounce off

d)

Create a rainbow

145.

The point at which light rays converge after passing through a convex lens is called what.

a)

The Horizon Point

b)

The Point Break

c)

The Focal Point

d)

The Perspective

146.

Light bends as it passes through a lens. This is called what?

a)

Reflection

b)

Diffraction

c)

Refraction

d)

Dilation

147.

When light waves move from passing through air to passing through a glass lens when happens to them?

a)

They slow down and change direction

b)

They speed up and change direction

c)

They maintain the same speed and change direction

d)

They maintain their same speed and direction

148.

The distance between a convex lens and its focal point is called what?

a)

The focus

b)

The focal length

c)

The wave length

d)

The amplitude

149.

When light passes from air into glass it:

a)

Becomes faster

b)

Becomes slower

c)

Its speed does not change

150.

When a laser beam is refracted as it passes from air into water, it is bent:

a)

Towards the abnormal

b)

Away from the normal

c)

Away from the abnormal

d)

Towards the normal

151.

Light rays which are hitting different parts of a particular lens' surface either: (choose two)

a)

diverse

b)

diverge

c)

converse

d)

converge

152.

Concave lenses cause light rays to:

a)

diverge

b)

converge

153.

The focal length of a lens is the distance between the lens': (choose 2)

a)

centre

b)

divergence

c)

convergence

d)

focal point

154.
The point where the rays meet is known as....
a)
Fire
b)
the focal point
c)
refraction
d)
Plane of the lens
155.
Which describes a convex lens?
a)
triangular in shape
b)
more transparent in the middle
c)
thicker on the edges than in the middle
d)
thicker in the middle than on the edges
156.
Is a convex lens thicker or thinner in the middle?
a)
Thicker 
b)
Thinner 
157.
Is a concave lens thicker or thinner in the middle? 
a)
Thicker 
b)
Thinner 
158.

A concave lens has an inward curved shape. It refracts light outward from the lens. They light rays spread apart as they exit the lens. Which represents a concave lens?

a)

A

b)

B

c)

A and B

d)

neither A or B

159.
A converging lens is also known as a ____ lens.
a)
convex
b)
concave
c)
double
d)
refracted
160.

If you look through a magnifying glass at an object that is more than one focal length away, the image you see will be ______ than the object.

a)

upright and larger

b)

inverted and smaller

c)

inverted and larger

d)

upright and smaller

161.

When light travels from a medium with a high refractive index to a material with a low refractive index, it bends towards the normal.

a)

True

b)

False

162.

Bends light rays away and spreads them out. Make objects appear smaller.

a)

Convex Lenses

b)

Concave Lenses

c)

Convex Mirrors

d)

Concave Mirrors

163.

Wave _ has the greater frequency.

(a)  

164.

What is the amplitude of Wave B?

a)

4 m

b)

5 m

c)

8 m

d)

20 m

165.

What is the amplitude of Wave B?

a)

4 m

b)

5 m

c)

8 m

d)

20 m

166.

What is the amplitude of Wave A?

a)

4 m

b)

5 m

c)

8 m

d)

20 m

167.
What word describes the distance between 2 crests or 2 troughs?
a)
amplitude
b)
energy
c)
resting point
d)
wavelength
168.

Which letter(s) represent the trough of the wave?

a)

A

b)

B & D

c)

D

d)

C & G

169.

The amount of energy a sound wave carries per second through a unit of area is its ______________.

a)

pitch

b)

intensity

c)

loudness

d)

frequency

170.
When a sound is louder what measurement gets bigger?
a)
Frequency 
b)
Amplitude 
c)
Wavelength 
d)
Crest
171.

Which sound is louder?

a)

Sound A

b)

Sound B

172.

Which sound has a higher pitch?

a)

Sound A

b)

Sound B

173.

Sound travels FASTEST through which of these materials?

a)

Air

b)

Empty space

c)

Solid

d)

Water

174.

The change in direction of a wave when it travels by the edge of an object or through an opening.

a)

transmission

b)

diffraction

c)

absorption

d)

reflection

175.

____________ materials allow no light waves to be transmitted through

a)

Transparent

b)

Translucent

c)

Opaque

176.

_________________ materials transmit some light, but cause the light to to be scattered so no clear image is seen.

a)

Transparent

b)

Translucent

c)

Opaque

177.

What type of behavior is represented by the diagram?

a)

reflection

b)

refraction

c)

scattering

d)

absorption

178.

What behavior does this diagram represent?

a)

transmission

b)

reflection

c)

absorption

d)

refraction

179.

What behavior does this diagram represent?

a)

reflection

b)

scattering

c)

absorption

d)

transmission

180.

What behavior does this diagram represent?

a)

transmission

b)

reflection

c)

absorption

d)

refraction

181.

In what context would would light travel even faster than through air?

a)

Through vacuum/empty space

b)

Through glass

c)

Through water

d)

Through a solid

182.

What is the angle of reflection equal to?

a)

The angle of refraction

b)

The angle of absorption

c)

The angle of light

d)

The angle of incidence

183.

Which figure represents the path light takes through a converging lens?

a)
b)
c)
d)
184.

Which lens represents the path light takes through a diverging lens?

a)
b)
c)
d)
185.

The picture shows reflection from two different surface. The angle of incidence will be equal to the angle of reflection in

a)

only (a)

b)

only (b)

c)

both (a) and (b)

d)

Cannot be said

186.

A real image is always

a)

virtual

b)

upright

c)

behind the mirror

d)

in front of the mirror

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