Quiz about Waves

Question 1

The illustration shows a light ray striking an object.

In the illustration, the light ray striking the object is-

Accepted Answer

reflection

Answer

diffraction

Answer

Deflection

Answer

all of these

Question 2

A student placed a pencil in a cup of water.  The pencil appears broken because light-

Accepted Answer

bends when it passes through water

Answer

always travels in a straight line

Answer

makes the water in the glass evaporate

Answer

reflects the pencil on the water's surface

Question 3

Light bending as it passes through a rain drop is an example of...

Accepted Answer

Refraction

Answer

Reflection

Question 4

Question 4.

Accepted Answer

Refraction

Answer

Reflection

Answer

Diffraction

Question 5

The wave goes around something that gets in the way.

Accepted Answer

Diffraction

Answer

Reflection

Answer

Refraction

Question 6

The wave bounces off of the surface.

Accepted Answer

Reflection

Answer

Refraction

Answer

Diffraction

Question 7

The wave bends because the speed of the wave changes.

Accepted Answer

Refraction

Answer

Reflection

Answer

Diffraction

Question 8

What would you call this?

Accepted Answer

Reflection

Answer

Refraction

Answer

Diffraction

Answer

Bends

Question 9

Which letter is a crest?

Accepted Answer

F

Answer

G

Answer

H

Answer

J

Question 10

Which letter is a trough?

Accepted Answer

H

Answer

F

Answer

G

Answer

J

Question 11

Which letter shows amplitude?

Accepted Answer

G

Answer

F

Answer

H

Answer

J

Question 12

Which letter identifies the wavelength?

Accepted Answer

J

Answer

F

Answer

G

Answer

H

Question 13

In a sound wave, the area where molecules have been pressed together is a...

Accepted Answer

Compression

Answer

Rarefaction

Answer

Wavelength

Question 14

In a sound wave, the area where there are fewer molecules and they are spread out is a...

Accepted Answer

Rarefaction

Answer

Compression

Question 15

the region in which the material is spread apart.

Accepted Answer

rarefaction

Answer

compression

Answer

frequency

Question 16

In sound waves, the most dense area of dots is called ____ and the least dense areas is called _____

Accepted Answer

compression, rarefaction

Answer

rarefaction, compression

Answer

Wavelength

Answer

all of these

Question 17

What is the frequency of this wave?

Accepted Answer

5 Hertz

Answer

3 Hertz

Answer

4 Hertz

Answer

6 Hertz

Question 18

Volume is measured in _____

Accepted Answer

decibels

Answer

hertz

Answer

meters

Answer

meters/second

Question 19

Question 19.

Accepted Answer

B is called rarefaction

Answer

B is called compression

Answer

B is called the crest

Question 20

Question 20.

Accepted Answer

A is compression

Answer

A is the trough

Answer

A is the rarefraction

Question 21

Beneath the water line, one could measure the angle of _____

Accepted Answer

Refraction

Answer

Reflection

Answer

Incidence

Question 22

In a solid, sound waves travel _____ in a liquid.

Accepted Answer

faster than

Answer

slower than

Answer

the same as

Answer

all of these

Question 23

Fabrics, carpets, curtains and such are used in auditoriums to _____ sound.

Accepted Answer

absorb

Answer

reflect

Answer

refract

Answer

diffract

Question 24

Frequency is measured in _____

Accepted Answer

hertz

Answer

meters

Answer

decibels

Answer

meters/second

Question 25

Refraction happens because the wave ____

Accepted Answer

changes speed as it changes mediums

Answer

changes speed as it changes directions

Answer

changes color as it changes mediums

Answer

the type of wave changes

Question 26

_____ travels the fastest.

Accepted Answer

light at room temperature

Answer

sound at room temperature

Answer

sound at freezing temperature

Answer

smell at room temperature

Question 27

Waves that need a medium are called

Accepted Answer

mechanical

Answer

electromagnetic

Answer

light

Answer

microwaves

Question 28

Objects appear different in size and shape in a container of water due to _____.

Accepted Answer

refraction of the light waves.

Answer

interference of the water and light waves.

Answer

polarization of the light waves.

Answer

diffraction of the light waves.

Question 29

When the car moves AWAY from you, its horn seems_____.

Accepted Answer

Low frequency

Answer

High frequency

Answer

greater amplitude

Answer

the same as when it is coming towards you

Question 30

When an ambulance move TOWARD you it has a ________.

Accepted Answer

high frequency

Answer

low frequency

Answer

medium frequency

Answer

the same as when it moves away

Question 31

What does a wave carry?

Accepted Answer

energy

Answer

boats

Answer

matter

Answer

water

Question 32

Increasing the amplitude will increase the _____.

Accepted Answer

energy

Answer

frequency

Answer

wavelength

Answer

all of these

Question 33

In space,you cannot hear because _____

Accepted Answer

there are no air molecules to carry sound.

Answer

the sounds o space are too loud

Answer

the sun destroys the sound waves

Answer

there is no magnetic field

Question 34

has limited amount of information

Accepted Answer

digital

Answer

analog

Question 35

uses codes, such as binary and morse

Accepted Answer

digital

Answer

analog

Question 36

unlimited amount of information

Accepted Answer

analog

Answer

digital

Question 37

can repair distortions

Accepted Answer

digital

Answer

analog

Question 38

distortions made worse when amplified

Accepted Answer

analog

Answer

digital

Question 39

information broken into numbered pieces to reassemble faster

Accepted Answer

digital

Answer

analog

Question 40

can transmit information faster

Accepted Answer

digital

Answer

analog

Question 41

Sound travels through all of these EXCEPT _____

Accepted Answer

vacuum

Answer

water

Answer

helium

Answer

metal

Question 42

What is the study of sound?

Accepted Answer

acoustics

Answer

frequency

Answer

pitch

Answer

ultrasound

Question 43

Which wave has a greater frequency?

Accepted Answer

wave B

Answer

wave C

Question 44

Destructive interference is

Accepted Answer

When the two waves affect  each other in a negative way

Answer

The two waves add together and produce a single wave of greater amplitude

Answer

Are in phase

Question 45

Sound waves are what kind of wave?

Accepted Answer

Longitudinal

Answer

Transverse

Answer

Surface

Answer

Electromagnetic

Question 46

Which wave is pictured?

Accepted Answer

Longitudinal

Answer

Transverse

Answer

Both

Answer

Neither

Question 47

This picture (B) shows light moving as a...

Accepted Answer

Transverse Wave

Answer

Ocean Wave

Answer

Compression Wave

Answer

Slinky Wave

Question 48

Which of these are analog examples?

Accepted Answer

all of these

Answer

human voice

Answer

microphone

Answer

old school telephone (similar to one near cafeteria)

Answer

speakers

Question 49

Which of these are digital examples?

Accepted Answer

all of these

Answer

computer with disc drive

Answer

alphabet

Answer

01010101

Answer

cell phone

Question 50

The angle produced as a source of light bounces off a reflecting surface is called ______.

Accepted Answer

angle of reflection

Answer

angle of crookedness

Answer

angle of incidence

Answer

angle of bounce

Question 51

The ray of light that strikes a reflecting surface is called ________.

Accepted Answer

incident ray

Answer

reflected ray

Answer

normal ray

Answer

none of the above

Question 52

To draw the angle of reflection based on the angle of incident.

Accepted Answer

AC must reflect BD

Answer

E must reflect BD

Answer

AC must reflect E

Answer

CD must reflect AB

Question 53

When a wave encounters an obstacle, and it either passes through it or around it. The wave bends or spreads out. This is...

Accepted Answer

diffraction

Answer

reflection

Answer

refraction

Answer

amplitude

Waves

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