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Waves Vocabulary and Concepts

Total questions: 38

Worksheet time: 28mins

Name
Class
Date
1.

The bouncing back of a wave after it strikes a barrier is called

a)

reflection

b)

refraction

c)

interference

d)

diffraction

2.

When frequency increases

a)

diffraction increases.

b)

amplitude increases

c)

wavelength decrease

d)

wavelength increases

3.

A _____________is any substance a wave moves through.

a)

crest

b)

interference

c)

trough

d)

medium

4.

____________ measures the distance a wave travels above or below its position at rest, indicating how much energy a wave carries.

a)

Amplitude

b)

Wavelength

c)

Frequency

d)

displacement

5.

The picture on the side of this slide

a)

longitudinal wave

b)

electromagnetic wave

c)

transverse wave

d)

water wave

6.

Tanya wants to cover her window so that light gets in but people cannot see into her house. She should choose

a)

transparent plastic

b)

opaque wooden shutters

c)

translucent frosted glass

d)

a colored filter

7.

Diffraction is the _________________

though an opening or around the edge of an object

a)

tightening of waves

b)

absorption of waves

c)

spreading out of waves

d)

reflection of waves

8.

The lowest point of a transverse wave is the

a)

trough

b)

crest

c)

amplitude

d)

rest

9.

A wave is a disturbance that ________________

from one place to another.

a)

produces sound

b)

moves matter

c)

moves water

d)

transfers energy

10.

In transverse waves,​ ​energy is transferred

​ (a)   to the disturbance.

Choose from the below words
right angles
the opposite
the same direction as
reflected
11.

Frequency measures ______________ passing a fixed point in a certain amount of time.

a)

number of waves

b)

number of crests or troughs

c)

amplitudes

d)

disturbances

12.

The frequency of sound waves determines the sound's

a)

intensity

b)

loudness

c)

pitch

d)

speed

13.

_____________________ are waves that transfer energy through empty space.

a)

Mechanical waves

b)

Compression waves

c)

Longitudinal waves

d)

Electromagnetic waves

14.

_____________ is the meeting and combining of waves.

a)

Interference

b)

Reflection

c)

Diffraction

d)

Refraction

15.

_______ refers to the highest point or peak of a wave.

a)

Crest

b)

Trough

c)

Wavelength

d)

Amplitude

16.

__________ is the bending of a wave as it enters a new medium at an angle other than 90 degrees.

a)

Reflection

b)

Diffraction

c)

Interference

d)

Refraction

17.
Waves move ___ through vibrations
a)
Energy
b)
Matter
c)
Mass
d)
Weight
18.

You can't hear sounds in outer space because there is no

a)

medium

b)

light

c)

energy

d)

heat

19.

All waves carry ________ as they travel from one place to another.

a)

matter

b)

space

c)

energy

d)

water

20.
Any material that a wave travels through is called a ____________________.
a)
vibration
b)
compression
c)
medium
d)
crest
21.
In a longitudinal wave, the parts where the coils are close together are called what?
a)
longitudes
b)
rarefactions
c)
compressions
d)
contractions
22.

Ultrasound echoes enable animals such as bats and dolphins to

a)

clean themselves

b)

remove obstacles in their paths

c)

locate food and avoid large objects

d)

create electrical signals

23.
What kind of wave is pictured?
a)
Transverse
b)
Longitudinal
c)
surface
d)
none of the above
24.

A convex mirror creates an image that is

a)

upside down and larger than the object

b)

upside down and smaller than the object

c)

right-side up and larger than the object

d)

right-side up and smaller than the object

25.
If the wavelength increased, what would happen to the sound made by this wave?
a)
it would get softer
b)
it would get louder
c)
it would have a lower pitch
d)
It would have a higher pitch
26.
The distance between the line of origin to the top of the wave is called
a)
amplitude
b)
wavelength
c)
frequency
d)
speed
27.
The bouncing back of a wave when it hits a surface through which it can NOT pass is called —
a)
rarefaction
b)
reflection
c)
diffraction
d)
refraction
28.
The material through which a wave travels is called the —
a)
medium
b)
matter
c)
substance
d)
vacuum
29.
Which travels faster: sound or light?
a)

light

b)

sound

30.
Which electromagnetic wave has the shortest wavelength?
a)
radio
b)
gamma
c)
visible
31.
The electromagnetic waves with the longest wavelengths and lowest frequencies are
a)
radio waves.
b)
infrared rays.
c)
X-rays.
d)
gammy rays.
32.
Which color of light is produced when all of the colors of visible light in the electromagnetic spectrum are combined?
a)
gray
b)
white
c)
black
33.
Which of the following statements BEST describes visible light?
a)
Light is an electromagnetic wave of a single frequency that makes up a small part of the electromagnetic spectrum.
b)
Light is an electromagnetic wave of a single frequency that makes up most of the electromagnetic spectrum.
c)
Light includes a range of electromagnetic waves that make up a small part of the electromagnetic spectrum.
d)
Light includes a range of electromagnetic waves that make up most of the electromagnetic spectrum.
34.
Light waves are arranged in the electromagnetic spectrum by
a)
wavelength and brightness.
b)
speed and color.
c)
brightness and color.
d)
wavelength and frequency.
35.
An echo is a sound wave that has been
a)
absorbed.
b)
refracted.
c)
scattered.
d)
reflected
36.
Which is a source of sound?
a)
thermal energy
b)
potential energy
c)
a vibration
d)
a medium
37.
As frequency _____, pitch _____.
a)
rises, falls
b)
decreases, increases
c)
increases, decreases
d)
increases, increases
38.

Sunblock and some kinds of sunglasses are designed to protect against

a)

gamma rays

b)

infrared light

c)

microwaves

d)

ultraviolet light

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