Quiz about Waves Review

Question 1

Which part of a wave is shown by the letter A?

Accepted Answer

Crest

Answer

Amplitude

Answer

Trough

Answer

Wavelength

Question 2

Which part of a wave is shown by the letter B?

Accepted Answer

Trough

Answer

Amplitude

Answer

Wavelength

Answer

Crest

Question 3

Which part of a wave is shown by the letter C?

Accepted Answer

Amplitude

Answer

Trough

Answer

Wavelength

Answer

Crest

Question 4

Which part of a wave is shown by the letter D?

Accepted Answer

Wavelength

Answer

Amplitude

Answer

Trough

Answer

Crest

Question 5

What is the amplitude of this wave?

Accepted Answer

2.5 m

Answer

2 m

Answer

4 m

Answer

18 m

Question 6

What is the wavelength of this wave?

Accepted Answer

4 m

Answer

2 m

Answer

2.5 m

Answer

18 m

Question 7

Waves are a transfer of what?

Accepted Answer

Energy

Answer

Heat

Answer

Light

Answer

Food

Question 8

When the frequency of a wave increases, what happens to the wavelength?

Accepted Answer

The wavelength decreases.

Answer

The wavelength is not directly affected by the frequency of a wave.

Answer

The wavelength increases.

Answer

More specific information is needed to form a conclusion about the wavelength.

Question 9

Which of these waves cannot travel in a vacuum?

Accepted Answer

sound wave

Answer

light wave

Answer

electromagnetic wave

Answer

microwave

Question 10

Which is true of a mechanical wave?

Accepted Answer

It must have a medium

Answer

It must travel in empty space.

Answer

It can travel in a vacuum.

Answer

Both sound and light are examples.

Question 11

Which wave in the diagram has the greatest frequency?

Accepted Answer

4

Answer

1

Answer

2

Answer

3

Question 12

the number of waves that pass a certain point.

Accepted Answer

frequency

Answer

wave speed

Question 13

The amplitude of a wave is...

Accepted Answer

The height of a wave from the origin to a crest or trough

Answer

The total distance a wave will travel through a medium

Answer

The height of a wave from crest to trough

Answer

The horizontal distance between two crests or troughs of a wave

Question 14

What is represented by the letter 'x'?

Accepted Answer

Compression

Answer

Crest

Answer

Rarefaction

Answer

Wavelength

Question 15

What is represented by the  letter 'y'?

Accepted Answer

Rarefaction

Answer

Compression

Answer

Wavelength

Answer

Amplitude

Question 16

Frequency is measured using the unit

Accepted Answer

Hertz (Hz)

Answer

second /cycle

Answer

seconds

Answer

meters

Question 17

If the frequency of a wave is changed to 4 times more, then its wavelength will be

Accepted Answer

1/4 of the original

Answer

4 times more

Answer

the same as the original

Answer

1/2 of the original

Question 18

Which is the correct equation for calculating the speed of a wave?

Accepted Answer

Speed= Wavelength x Frequency

Answer

T = 1/f

Answer

Speed= Wavelength x Period

Answer

Speed = Wavelength/Frequency

Question 19

What is the correct formula for the period of a wave?

Accepted Answer

T = 1/f

Answer

f = 1/T

Answer

$$v=f\cdot\lambda$$

Answer

$$f=\frac{v}{\lambda}$$

Question 20

Waves in which the particles of the medium move only in the same direction as the motion of the wave are ________ waves.

Accepted Answer

longitudinal

Answer

transverse

Answer

water

Answer

seismic

Question 21

If a wave starts moving more slowly, the wavelength of the wave will ______

Accepted Answer

increase

Answer

decrease

Answer

remain the same

Answer

it depends on the amplitude

Question 22

When light is reflected from a surface, as the angle of incidence increases, the angle of reflection ______.

Accepted Answer

increases

Answer

decreases

Answer

remains the same

Answer

cannot be determined

Question 23

If the wavelength is kept constant, which increases as the speed of a wave increases?

Accepted Answer

frequency

Answer

phase

Answer

amplitude

Answer

period

Question 24

The less-dense region of a longitudinal wave is called a

Accepted Answer

rarefaction

Answer

compression

Answer

rest position

Answer

none of these

Question 25

The loudness of a sound is directly related to the wave's _____.

Accepted Answer

amplitude

Answer

wavelength

Answer

frequecy

Answer

rest position

Question 26

This word refers to any substance that sound can travel through.  Sound can travel through solids, liquids, and gases.

Accepted Answer

Medium

Answer

Decibel

Answer

Vibration

Answer

Oscilloscope

Question 27

What can you tell about this object's motion?

Accepted Answer

Moving to the East (right).

Answer

Moving to the North (up).

Answer

Moving to the South (down).

Answer

Moving to the West (left).

Question 28

Reflection is to bouncing as refraction is to:

Accepted Answer

bending.

Answer

breaking.

Answer

dissipating.

Answer

halting.

Question 29

In this diagram, which is the angle of incidence?

Accepted Answer

Angle B

Answer

Angle A

Answer

Angle C

Answer

Angle D

Question 30

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

Accepted Answer

Virtual and erect (upright)

Answer

Virtual and Inverted

Answer

Real and erect (upright)

Answer

Real and inverted

Question 31

The diagram below depicts a converging lens of focal length F and an object placed between 1 and 2 focal lengths from the lens. Which of the following best describes the image of the object produced by the lens?

Accepted Answer

Real and inverted

Answer

Real and erect (upright)

Answer

Virtual and erect (upright)

Answer

Virtual and inverted

Question 32

What is a characteristic common to BOTH sound waves and light waves?

Accepted Answer

They transfer energy

Answer

They are longitudinal

Answer

They are transverse

Answer

They can travel in a vacuum

Question 33

If the period of the wave is 2 seconds, what is its frequency?

Accepted Answer

0.5 Hz

Answer

2 seconds

Answer

2 Hz

Answer

0.5 seconds

Question 34

If the frequency of the wave is 0.25 cycle per second, what is the period of the wave?

Accepted Answer

4 seconds

Answer

0.25 seconds

Answer

1 second

Answer

2 seconds

Question 35

What is the velocity of a wave having a frequency of 25 cycles per second and a wavelength of 10 meters?

Accepted Answer

250 m/s

Answer

2.5 m/s

Answer

15 m/s

Answer

35 m/s

Question 36

What does the word "converging" mean?

Accepted Answer

to come together

Answer

to separate

Answer

parallel

Answer

perpendicular

Question 37

This image is...

Accepted Answer

inverted and bigger

Answer

Inverted and smaller

Answer

not inverted and smaller

Answer

not inverted and bigger

Question 38

A converging lens produces an image twice the size of the original. If the object is placed 0.40 m from the lens, and the image produced is 0.80 m from the lens. What is the focal length of the lens?

Accepted Answer

0.267 m

Answer

0.351 m

Answer

0.416 m

Answer

0.112 m

Question 39

A tree 20 m high is located 40 m from the converging lens of focal length 0.08 m.Calculate the distance from the lens to the image.

Accepted Answer

0.08 m

Answer

0.01 m

Answer

0.10 m

Answer

0.20 m

Question 40

The d_ifor a virtual image will have a ______ value.

Accepted Answer

negative

Answer

positive

Question 41

An object is located 35.0 cm from a converging lens. The lens forms a real image at a distance of 15.0 cm. What is the focal length?

Accepted Answer

10.5 cm

Answer

0.0953 cm

Answer

26.2 cm

Answer

0.0678 cm

Question 42

The focal length of the lens in your eye is about 0.015 m. If the object is 1 m from your eye, where is the image produced?

Accepted Answer

0.0152 m

Answer

0.0315 m

Answer

0.0243 m

Answer

0.0601 m

Question 43

What color is the longest wavelength?

Accepted Answer

Red

Answer

Green

Answer

Yellow

Answer

Blue

Question 44

When objects move towards you, the wavelength....

Accepted Answer

Decreases (gets shorter)

Answer

Increases (gets longer)

Question 45

When objects move away from you, the wavelength....

Accepted Answer

Increases (gets longer)

Answer

Decreases (gets shorter)

Question 46

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

Accepted Answer

Virtual and Upright

Answer

Real and Upright

Answer

Virtual and Inverted

Answer

Real and Inverted

Question 47

The diagram below represents a ray of light entering a glass block from air. Also represented are four choices, A, B, C, and D, for the subsequent path of the light ray. Which path best indicates the direction taken by the light ray?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Waves Review

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