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PS6&7 Sound & Light Waves Study Guide

Total questions: 65

Worksheet time: 2hrs 9mins

Name
Class
Date
1.

What part of the wave is D?

a)

Crest

b)

Trough

c)

Amplitude

d)

Wavelength

2.

What part of the wave is A?

a)

Crest

b)

Trough

c)

Amplitude

d)

Wavelength

3.

What part of the wave is B?

a)

Crest

b)

Trough

c)

Amplitude

d)

Wavelength

4.

What part of the wave is C?

a)

Crest

b)

Trough

c)

Amplitude

d)

Wavelength

5.

What travels faster light or sound?

a)

light

b)

sound

6.

What is the part of a longitudinal wave where the particles of the medium are close together?

a)

rarefaction

b)

crest

c)

trough

d)

compression

7.

Which wave of the EM spectrum has the highest frequency/most energy?

a)

gamma ray

b)

radio

c)

visible light

d)

x-ray

8.

What is a mirror with a surface that curves inward?

a)

concave mirror

b)

plane mirror

c)

convex mirror

9.

What is the bending of a wave as it enters a new medium at an angle?

a)

diffraction

b)

reflection

c)

refraction

d)

interference

10.

As the wavelength of the wave decreases, the frequency _____________.

a)

increases

b)

slows down

c)

disappears

d)

decreases

11.

Which of these pictures show the smallest amplitude?

a)
b)
c)
d)
12.

Examine the wave.


Which region on this wave would correspond to rarefaction?

a)

W

b)

X

c)

Y

d)

Z

13.

Sound waves travel as __________ waves.

a)

transverse

b)

electromagnetic

c)

longitudinal

d)

surface

14.

Sound waves cannot travel through _________.

a)

paper

b)

milk

c)

hydrogen

d)

empty space

15.

In which of these types of media will sound travel fastest?

a)

solid

b)

liquid

c)

gas

d)

vacuum

16.

Loudness of waves is measured in ______________.

a)

hertz

b)

decibels

c)

watts

d)

meters/second

17.

Frequency of waves is measured in __________.

a)

hertz

b)

decibels

c)

watts

d)

meters/second

18.

The apparent change in frequency as a wave source moves in relation to the listener is the ___________.

a)

Doppler Effect

b)

Doppler Radar

c)

Doppelganger

19.

______________ is produced by vibrations.

a)

Sound

b)

Light

c)

Smell

d)

Feeling

20.

The highness or lowness of a sound is its ____________.

a)

pitch

b)

volume

c)

amplitude

d)

frequency

21.
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
22.
True or False: Sound travels better through solids than through liquids
a)
True 
b)
False
23.
_____ is a method of locating things underwater using echolocation.
a)
trees
b)
solar
c)
sonar
d)
turpentine
24.
A disturbance that transfers energy from one place to another without transferring energy
a)
wave
b)
trough
c)
pitch
d)
sound
25.

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

a)

Infrasonic waves

b)

Ultrasonic waves

26.

The Tacoma Narrows Bridge, musical instruments, and crystal stemware are examples of -----

a)

Frequency

b)

Resonance

c)

Interference

d)

Speed

27.

The speed of sound depends on these two things:

a)

The type of medium and the temperature of the medium

b)

Speed of the medium and temperature of the medium

c)

Temperature of the medium and sound of the medium

d)

None of the above

28.

Way in which sound waves are used by animals such as dolphins and bats.

a)

Echolocation

b)

Transverse

c)

Doppler Effect

d)

Longitudinal

29.

Cell phones (also have microwaves) and televisions use this type of EM wave. It has the longest wavelength with the lowest frequency.

a)

Radio Wave

b)

TV Wave

c)

Gamma wave

d)

Ultraviolet Wave

30.

Which portion of the electromagnetic spectrum includes the range of light that can be detected by the human eye?

a)

ultraviolet light

b)

visible light

c)

infrared light

d)

x-rays

31.

Which part of the electromagnetic spectrum has high enough energy to cause sunburn?

a)

infrared light

b)

visible light

c)

ultraviolet light

d)

microwaves

32.

The type of wave with the shortest wavelength and highest frequency. This type of wave is extremely harmful.

a)

radio

b)

infrared

c)

gamma

d)

x ray

33.

The type of EM wave that is used to cook food. It has a higher frequency (and shorter wavelength) than radio waves.

a)

radio

b)

microwave

c)

gamma

d)

visible light

34.
The type of wave that can travel through either matter or empty space:
a)
Mechanical Waves
b)
Electromagnetic Waves
35.

Which of the following electromagnetic waves is given off as heat?

a)

Radio Waves

b)

Infrared Rays

c)

Visible Light

d)

Gamma Rays

36.

These are the waves that are used absorbed by our bones and are used to create medical images.

a)

visible light

b)

gamma rays

c)

x rays

d)

microwaves

37.
Which type of visible light has the highest energy?
a)
Red
b)
Yellow
c)
Green
d)
Violet
38.
If an object appears black, this means all 7 colors of the visible light spectrum are _____
a)
reflected
b)
abosrbed
c)
diffracted
39.
If an object appears white, this means all 7 colors of the visible light spectrum are _____
a)
reflected
b)
abosrbed
c)
diffracted
d)
refracted
40.
Light waves travel fastest in ________ 
a)
solid
b)
liquid
c)
gas
d)
vacuum
41.

What type of waves are all of the EM Spectrum?

a)

Longitudinal

b)

Transverse

c)

Seismic

d)

Radio Waves

42.

What is the correct order (from left to right) when looking at the EM Spectrum

a)

Radio Waves, Micro Waves, Infra Red, Visible Light, UV, X-Ray, Gamma Rays

b)

Radio Waves, Visible Light, UV, X-Ray, Gamma Rays, Micro Waves, Infra Red

c)

Micro Waves, Infra Red, Visible Light, UV, Radio Waves, X-Ray, Gamma Rays

d)

Infra Red, Visible Light, Radio Waves, Micro Waves, UV, X-Ray, Gamma Rays

43.

Which has a longer wavelength?

a)

Red

b)

Orange

c)

Blue

d)

Violet

44.

Which electromagnetic waves carry more energy?

a)

If it has a long wavelength

b)

If it has a short wavelength

c)

If it has a low frequency

d)

They all carry the same amount of energy

45.
The term for any wave that hits a surface and bounces off
a)
Transparent
b)
Translucent
c)
Refraction
d)
Reflection
46.

When light bounces off something it is known as _____________

a)

reflection

b)

refraction

c)

light energy

d)

mechanical energy

47.

The definition of the word refract is __________

a)

to make warm

b)

to go through

c)

to bend

d)

to create energy

48.

A _________ object does not allow light to pass through it.

a)

opaque

b)

translucent

c)

light

d)

prism

49.
As frequency _____, pitch _____.
a)
rises, falls
b)
decreases, increases
c)
increases, decreases
d)
increases, increases
50.
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
51.

A wave has a velocity of 230 m/s and a wavelength of 4 meters. What is the wave's frequency? Manipulate the following equation to solve for frequency

v = f * ƛ

a)

57.5 Hz

b)

0.017 Hz

c)

920 Hz

d)

57.5 m

52.

Light travels

a)

around corners

b)

in a straight line (transverse waves)

c)

in loops, like a slinky (longitudinal waves)

53.

Is this concave or convex?

a)

Concave

b)

Convex

54.
Cancer can be treated with_______________waves.
a)
Penicillin
b)
Radio
c)
Infrared
d)
Gamma
55.
_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.
a)
microwaves
b)
radio waves
c)
gamma rays
d)
ultraviolet
56.

The following is a picture of what type of mirror?

a)

Convex mirror

b)

Concave mirror

c)

Plane Mirror

d)

Flat Mirror

57.

The following is a picture of what type of mirror?

a)

Convex Mirror

b)

Concave Mirror

c)

Plane Mirror

d)

Flat Mirror

58.
Which of the mirrors is used as rear view mirror in vehicles?
a)
Concave
b)
Convex
c)
Plane
59.

____ are thick in the middle and thin at the edges.

a)

Plane mirrors

b)

Convex lenses

c)

Concave lenses

d)

Concave mirrors

60.
Which one is a convex lens?
a)
A
b)
B
61.
Which type of mirror magnifies a close up image, like a make-up mirror.
a)
Concave
b)
Convex
c)
Specular
d)
Plane
62.
a flat sheet of glass that has a smooth, silver-colored coating on one side
a)
plane mirror
b)
concave mirror
c)
convex mirror
d)
solid mirror
63.

The bending of waves around a barrier.

a)

refraction

b)

diffraction

c)

resonance

64.
Electric and magnetic fields produce
a)
electricity
b)
magnets
c)
longitudinal waves
d)
light
65.
What three things may happen to light that strikes an object? 
a)
The light may be reflected, transmitted or absorbed.
b)
The light may be reflected and refracted.
c)
The light may be absorbed and transmitted.

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