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Unit 3 Study Guide - Waves, EM Spectrum, and Lenses

Total questions: 72

Worksheet time: 43mins

Name
Class
Date
1.
This is an example of a __________ mirror.
a)
Concave
b)
Convex
c)
Plane
d)
Magnifying
2.
The point where the rays meet is known as....
a)
Fire
b)
the focal point
c)
refraction
d)
Plane of the lens
3.
This is an example of a _____________ mirror
a)
Concave
b)
Convex
c)
Plane
d)
Magnifying
4.
The following is a picture of what type of mirror? 
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
5.
The following is a picture of what type of mirror? 
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
6.
An image that you can see , but does not really exist is called which of the following?
a)
Real Image
b)
Fake Image
c)
Virtual Image
d)
Digital Image
7.
Convex Mirrors produce...
a)
only virtual images
b)
virtual or real images
c)
only real images
d)
inverted images
8.
An incident ray that is parallel to the principal axis...
a)
will reflect parallel to the principal axis
b)
will refract through the focal point
c)
will reflect through the center of curvature
d)
will continue along the same path through the lens
9.
a real image...
a)
is produced by virtual rays and can be projected on a screen
b)
is produced by real rays and cannot be projected on a screen
c)
is produced by virtual images and cannot be projected on a screen
d)
is produced by real rays and can be projected on a screen
10.
What is Nearsightedness? 
a)
condition that has difficulty seeing things that are close 
b)
condition that has difficulty seeing things that are far away
11.
What is an Astigmatism?
a)
a very contagious condition caused by a bacterial infection 
b)
a substance that hardens your teeth 
c)
 a hard substance that gives nails their strength 
d)
persons vision is distorted due to a irregular shaped eye 
12.
What does it mean to reflect?
a)
bounce off
b)
bend
c)
refract
d)
energy
13.
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
14.
What kind of mirror is shown here?
a)
plane
b)
concave
c)
convex
d)
diffuse
15.

Light rays that hit a convex mirror ____ as they are reflected.

a)

magnify

b)

diverge

c)

unite

d)

disappear

16.

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

a)

Plane mirrors

b)

Convex lenses

c)

Concave lenses

d)

Concave mirrors

17.

Electrical power for the Hubble Space Telescope is provided by ____.

a)

convex lenses

b)

solar panels

c)

fuel cells

d)

storage batteries

18.

_____ waves NEED a medium to travel.

a)

Seismic

b)

Light

c)

Mechanical

19.

Radio Waves are an example of _________ waves.

a)

mechanical

b)

electromagnetic

c)

light

20.

Frequency is always measured in _________

a)

kilometers

b)

Hertz

c)

centimeters

21.

The distance in between two waves.

a)

wave speed

b)

frequency

c)

wavelength

22.

the number of waves that pass a certain point.

a)

wave speed

b)

frequency

23.

when a wave hits a barrier and bounces

a)

diffraction

b)

reflection

24.

You're in your room blasting music with the door shut, your mom opens your door. Now your music is heard throughout your home. This is an example of _______

a)

interference

b)

diffraction

c)

reflection

25.

When two waves overlap each other, this behavior is known as _______.

a)

interference

b)

refraction

c)

frequency

26.

If the amplitude increases during interference, this is __________

a)

destructive interference

b)

constructive interference

27.

This is a high frequency wave. Which part of the wave is "B"

a)

crest/peak

b)

wavelength

c)

trough

28.

Which wave has the longest wave length?

a)

top wave

b)

bottom wave

29.

Does this wave have a high frequency or low frequency?

a)

High

b)

Low

30.

What is transferred from place to place by waves?

a)

matter

b)

energy

c)

particles

d)

light

31.

What does the arrow in the picture represent?

a)

amplitude

b)

wavelength

c)

frequency

d)

trough

32.

What does the arrow in the picture represent?

a)

wavelength

b)

echolocation

c)

amplitude

d)

peak

33.

The highest point of a wave is called what?

a)

trough

b)

wavelength

c)

peak

d)

amplitude

34.

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 makes the sound softer

d)

it changes the pitch or note of the sound

35.

Waves that require a medium to travel are:

a)

mechanical waves

b)

transverse waves

c)

electromagnetic waves

d)

light waves

36.

What kind of wave is pictured below?

a)

compressional wave

b)

transverse wave

c)

longitudinal wave

d)

mechanical wave

37.

What can electromagnetic waves travel through (select all that apply)?

a)

solids

b)

empty space

c)

liquids

d)

gases

38.

Which wave is pictured?

a)

Transverse

b)

Longitudinal

c)

Electromagnetic

d)

Light

39.

Which wave in the diagram has the greatest frequency?

a)

1

b)

2

c)

3

d)

4

40.

Which wave in the diagram has the longest wavelength?

a)

1

b)

2

c)

3

d)

4

41.

Which of the following can a mechanical wave travel through (select all that apply)?

a)

solid

b)

liquid

c)

gas

d)

empty space

42.

What is measured from crest to crest or trough to trough?

a)

mediums

b)

resting position

c)

wavelength

d)

origin

43.

What property does the orange arrow (A) represent?

a)

Crest

b)

Trough

c)

Wavelength

d)

Peak

44.

If a wave has a greater frequency, what happens to the wavelength?

a)

increases

b)

decreases

c)

stays the same

45.

How are the frequency of a wave and the period related?

a)

They both equal the wavelength.

b)

They are both the inverse of the wavelength.

c)

They are the inverse of each other

d)

They are both related to the amplitude.

46.

Longitudinal waves move __________ to the energy of the wave (select all that apply).

a)

Parallel

b)

Perpendicular

c)

At a 90 degree angle

d)

In the same direction

47.

Transverse waves move __________ to the energy in the wave (select all that apply).

a)

Parallel

b)

Perpendicular

c)

At 90 degree angle

d)

In the same direction

48.

The area of a longitudinal wave where particles are pushed close together are called:

a)

rarefactions

b)

compressions

c)

amplitude

d)

wavelength

49.

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

a)

True

b)

False

50.

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

a)

True

b)

False

51.
Which letter represents wavelength?
a)
A
b)
B
c)
C
d)
D
52.
Which letter represents amplitude?
a)
A
b)
B
c)
C
d)
D
53.
Which wave has a greater frequency?
a)
A
b)
B
54.

What is another name for wave height?

a)

Frequency

b)

Amplitude

c)

Wavelength

d)

Origin

55.

What is the amplitude of this wave?

a)

2

b)

3

c)

6

d)

10

56.

What property does the orange arrow (A) represent?

a)

Crest

b)

Trough

c)

Wavelength

57.
Which type of wave has a wave perpedicular to the disturbance?
a)
surface
b)
mechanical
c)
transverse
d)
longitudinal
58.
What happens when a mechanical wave travels through a medium?
a)
Waves are transferred
b)
Energy is transferred
c)
Mass is transferred
d)
Particles are transferred
59.
Energy can be transferred from one medium to another through _________.
a)
vibrations
b)
stacking objects
c)
an ordered sequence
d)
colors
60.
Which of these waves cannot travel in a vacuum?
a)
light wave
b)
sound wave
c)
electromagnetic wave
d)
microwave
61.
A transverse wave can be created in a Slinky® by moving it
a)
side to side.
b)
in a circular motion.
c)
together and apart.
d)
up and down.
62.

An area where coils are close together

a)

compression

b)

compressor

c)

conductor

d)

composer

63.

An area where coils are far apart

a)

rarefaction

b)

raresteak

c)

rarefind

d)

faction

64.

Transverse wave Is defined as a wave in which the direction of vibrations of the particle is (a)   to the direction of the wave propagation (wave speed)

65.

What can electromagnetic waves travel through (select all that apply)?

a)

solids

b)

empty space

c)

liquids

d)

gases

66.
Light is a form of 
a)
energy
b)
radiation
c)
reflection
67.
What does refract mean?
a)
To shrink
b)
To bend
c)
To widen
d)
To enlarge
68.
All waves carry
a)
energy
b)
light 
c)
matter
d)
particles
69.
The material in which a wave passes through is called____
a)
radiation
b)
particles
c)
medium
d)
space
70.
Which has the LONGEST wavelength and, therefore, the lowest frequency/energy
a)
Gamma Rays
b)
Radio Waves
c)
Visible Light
d)
Infrared rays
71.
Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy
a)
Radio waves
b)
Ultraviolet Rays
c)
Gamma Rays
d)
X-rays
72.
Which section of the spectrum is the ONLY one we can see?
a)
X-rays
b)
Visible Light
c)
Gamma Rays
d)
Ultraviolet Rays

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