Quiz about 4th 9 weeks review

Question 1

A wave that requires a medium through wave which to travel

Accepted Answer

C. mechanical wave

Answer

A. electromagnetic  wave

Answer

B. longitudinal wave

Answer

D. transverse wave

Question 2

A wave that does not require a medium

Accepted Answer

A. electromagnetic  wave.

Answer

B. surface wave

Answer

C. medium

Answer

D. transverse wave

Question 3

A wave in which the particles of the medium move perpendicularly to the direction the wave is traveling

Accepted Answer

B. transverse wave

Answer

A. surface wave

Answer

C. electromagnetic  wave

Answer

D. longitudinal wave

Question 4

A wave in which the particles of the medium vibrate parallel to the direction of the wave motion

Accepted Answer

C. longitudinal wave

Answer

A. mechanical wave

Answer

B. surface wave

Answer

D. wave

Question 5

The number of waves produced in a given amount of time

Accepted Answer

C. frequency

Answer

A. amplitude

Answer

B. wave speed

Answer

D. wavelength

Question 6

The distance from any point on a wave to an identical point on the next wave

Accepted Answer

B. wavelength

Answer

A. frequency

Answer

C. wave speed

Answer

D. amplitude

Question 7

A change in the direction of a wave when the wave finds an obstacle or an edge.

Accepted Answer

D. diffraction

Answer

A. refraction

Answer

B. reflection

Answer

C. standing wave

Question 8

The bouncing back of a ray of light, sound, or heat when the ray hits a surface that it does not penetrate

Accepted Answer

B. reflection

Answer

A. refraction

Answer

C. resonance

Answer

D. standing wave

Question 9

A section of a longitudinal wave where the particles are crowded together is called a

Accepted Answer

C.compression

Answer

A. rarefaction.

Answer

B. vibration

Answer

D. surface wave.

Question 10

Which of the following items would work well in space?

Accepted Answer

B. radio

Answer

A. air horn

Answer

C. guitar

Answer

D. drum set

Question 11

A wave can make a leaf bob up and down on the water, but it cannot move the leaf toward the shore. This is because waves only transfer

Accepted Answer

B. energy.

Answer

A. matter.

Answer

C. media.

Answer

D. crests.

Question 12

For a laboratory experiment, Antonia wants to measure the amplitude of a transverse wave. Which of the following distances is equal to the amplitude of a transverse wave?

Accepted Answer

D. the distance from the rest position of the wave to its highest point

Answer

A. the distance from one crest to the next

Answer

B. the distance from the highest point to the lowest point

Answer

C. the distance from one trough to the next

Question 13

The amount of energy a wave carries corresponds with its ____.

Accepted Answer

amplitude

Answer

crest

Answer

wavelength

Answer

period

Question 14

The interaction of waves that meet at the same point at the same time is

Accepted Answer

interference

Answer

reflection

Answer

refraction

Answer

diffreaction

Question 15

All of these are transverse waves except

Accepted Answer

sound waves.

Answer

radio waves.

Answer

x-ray waves.

Answer

ultraviolet waves.

Question 16

Sound travels as

Accepted Answer

longitudinal waves

Answer

transverse waves

Answer

seismic waves

Answer

air waves

Question 17

As air particles become less crowded a region of lower density and pressure is created. This part of a longitudinal wave is called a:

Accepted Answer

rarefaction

Answer

compression

Answer

sound wave

Answer

transverse wave

Question 18

Sound travels at different speeds through different mediums.  Through which medium would your voice travel the fastest?

Accepted Answer

A metal wall

Answer

Air on a cold winter morning

Answer

Air on a hot summer afternoon

Answer

A pool

Question 19

A sound with a high pitch would have

Accepted Answer

a high frequency

Answer

a low frequency

Answer

a low amplitude

Answer

a high amplitude

Question 20

Sound can be measured in ________.  It is recommended that humans not be exposed to volumes over 85 _______ for long periods of time.

Accepted Answer

decibels

Answer

decimals

Answer

frequency

Answer

hertz

Question 21

A very loud sound would have a(n):

Accepted Answer

high amplitude

Answer

high frequency

Answer

low frequency

Answer

low amplitude

Question 22

Electromagnetic waves vary in

Accepted Answer

wavelength and frequency.

Answer

the speed they travel in a vacuum.

Answer

the way they reflect.

Answer

the orientation of their electric and magnetic fields.

Question 23

Light acts like

Accepted Answer

Both a wave and a particle

Answer

a wave.

Answer

a particle.

Answer

neither a wave nor a particle.

Question 24

Infrared rays have a shorter wavelength than

Accepted Answer

radar waves.

Answer

Ultraviolet ray.

Answer

X-rays.

Answer

gamma rays

Question 25

The full range of frequencies of electromagnetic radiation is called

Accepted Answer

the electromagnetic spectrum.

Answer

visible light.

Answer

radio waves.

Answer

invisible radiation.

Question 26

The waves with the longest wavelengths in the electromagnetic spectrum are

Accepted Answer

radio waves

Answer

Infrared rays.

Answer

gamma rays

Answer

X-rays

Question 27

The visible light spectrum ranges between

Accepted Answer

infrared rays and ultraviolet rays.

Answer

radar waves and X-rays.

Answer

television waves and infrared rays.

Answer

ultraviolet rays and gamma rays.

Question 28

Which of the following occurs as a light wave bends when it passes from one medium into another?

Accepted Answer

refraction

Answer

constructive interference

Answer

destructive interference

Answer

reflection

Question 29

Light in the form of a particle that has discrete amount of energy is called a

Accepted Answer

Photon

Answer

Charm

Answer

Exciton

Answer

Muon

Question 30

Two batteries in a circuit make the lights in the circuit brighter than one battery.

Accepted Answer

true

Answer

false

Question 31

To complete a circuit the switch must be

Accepted Answer

closed

Answer

unattached

Answer

open

Question 32

Electricity is the flow of ______.

Accepted Answer

electrons

Answer

protons

Answer

neutrons

Answer

atoms

Question 33

What kind of circuit is this?

Accepted Answer

Parallel

Answer

Series

Answer

Consecutive

Answer

Training

Question 34

What kind of circuit is this?

Accepted Answer

series

Answer

parallel

Question 35

A material in which electrons are able to move easily

Accepted Answer

Conductor

Answer

Circuit

Answer

Insulator

Answer

Resistance

Question 36

A material in which electrons are not able to move easily

Accepted Answer

Insulator

Answer

Circuit

Answer

Resistance

Answer

Conductor

Question 37

tiny particles that have a negative charge

Accepted Answer

electrons

Answer

protons

Answer

neutrons

Answer

circuits

Question 38

measure of electric current

Accepted Answer

amp

Answer

watt

Answer

ohm

Answer

volt

Question 39

measure of resistance

Accepted Answer

ohm

Answer

watt

Answer

volt

Answer

amp

Question 40

measure of power

Accepted Answer

watt

Answer

ohm

Answer

volt

Answer

amp

Question 41

In magnets, like poles will _______.

Accepted Answer

repel

Answer

attract

Answer

pull

Answer

come together

Question 42

Magnets exert forces on each other and are surrounded by _____.

Accepted Answer

Magnetic Field

Answer

Forces of attraction

Answer

Forces that repel

Answer

voltage

Question 43

Lightening is an example of _____.

Accepted Answer

Static discharge

Answer

Insulator

Answer

Voltage

Answer

Conductor

Question 44

_______________ is the opposition posed by a material to the flow of current.

Accepted Answer

resistance

Answer

voltage

Answer

ampere

Answer

charge

Question 45

Electric field lines show the strength and ___________ of an electric field.

Accepted Answer

direction

Answer

polarization

Answer

temperature

Answer

friction

Question 46

What subject is attracted to a magnet?

Accepted Answer

Iron

Answer

Silver

Answer

Water

Answer

Metal

Question 47

True or False: All metals stick to magnets.

Accepted Answer

False

Answer

True

Question 48

What will happen when these magnets are brought close together?

Accepted Answer

They will repel each other.

Answer

They will attract each other.

Answer

Both magnets will turn to the left

Answer

Both magnets will turn to the right

Question 49

True or False:  An electromagnet can function without electricity.

Accepted Answer

False

Answer

True

Question 50

Where is the force of attraction the strongest on a magnet?

Accepted Answer

at the poles

Answer

in the middle

Answer

above the magnet

Answer

below the magnet

Question 51

Magnets that are arranged like this will _______.

Accepted Answer

move towards each other (attract)

Answer

move away from each other (repel)

Question 52

Is music playing from a record an analog or digital signal?

Accepted Answer

Analog

Answer

Digital

Question 53

Is a video game coded as analog or digital data?

Accepted Answer

Digital

Answer

Analog

Question 54

The string of 1s and 0s that control a computer is called _____ code.

Accepted Answer

binary

Answer

dichotomous

Answer

Morse

Answer

two-number

Question 55

Numbers in a digital code can have _____ values.

Accepted Answer

only set

Answer

any

Answer

only high

Answer

only low

Question 56

Numbers in an analog code can have _____ values.

Accepted Answer

any

Answer

only high

Answer

only low

Answer

only set

Question 57

Which type(s) of signal(s) can be easily corrected to remove noise?

Accepted Answer

Digital

Answer

Analog

Answer

Both

Answer

Neither

Question 58

Digital offers better clarity, but analog gives you richer quality.

Accepted Answer

True

Answer

False

Question 59

This is how analog signal looks like.

Accepted Answer

True

Answer

False

Question 60

A big advantages of digital technology is the recording does degrade over time.

Accepted Answer

False

Answer

True

Question 61

Is this digital or analog?

Accepted Answer

Analog

Answer

Digital

Question 62

Is this digital or analog?

Accepted Answer

Digital

Answer

Analog

Question 63

Is this digital or analog?

Accepted Answer

Analog

Answer

Digital

4th 9 weeks review

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