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WorksheetsWaves and Information Quiz
Total questions: 30
Worksheet time: 27mins
When you throw a pebble into a puddle, the point where the ripple is the highest is called the ___________.
surface
crest
trough
rest position
What are breaking waves?
waves that move in circles
waves that bob up and down
waves that move from side to side
waves that fall forward with a splash
In which of these waves does matter move only from side to side?
water waves
sound waves
surface waves
waves on string
The point where the matter carrying a sound wave is spread apart is known as the wave’s _________.
rest position
loudness
crest
trough
Water waves, waves on a string, and sound waves all
move in circles.
move from side to side.
push matter together and spread it apart.
spread out in all possible directions.
Which of the following describes the wavelength of a water wave?
the distance from crest to trough
the distance from trough to rest position
the distance from trough to trough
the distance from rest posion to crest
A wave with a large amplitude
must have a low crest.
must have a long wavelength.
must have a high crest.
must have a short wavelength.
What happens when the wavelength of a sound wave decreases?
The sound gets softer.
The sound gets louder.
The frequency gets lower.
The frequency gets higher.
What happens when you decrease the amplitude of a sound wave?
The sound gets softer.
The sound gets louder.
The sound has a higher pitch.
The sound has a lower pitch.
What is "A"?
(a)
What is "B"?
(a)
What is "C"?
(a)
What is "D"?
(a)
What is "E"?
(a)
Gwen is learning to surf small waves. She counts the crests over 30 seconds to help her with the timing of the waves. In 30 seconds, Gwen counts 4 waves.
Calculate the frequency of the waves in 2 minutes. (Type the number ONLY)
(a)
A waving flag is an example of a _______ .
sound wave.
wave crest.
wave on string
wave amplitude
Sound waves are caused by _________.
waves moving up and down.
air moving in circles.
vibra ting matter.
bones in a person's ear.
Hearing music always involves
waves in a liquid.
waves on a string.
air moving away from an ear.
matter moving in circles.
Ginny and her family go for a drive along the coast. Above the water, they see sharp cliffs. Which BEST explains how the moti on of the waves impact the cliffs over ti me?
The waves change the shape of the cliffs due to weathering the rocks.
The waves increase the size of the cliffs due to weathering the rocks.
The waves increase the size of the cliffs by pushing them farther away.
The waves change the shape of the cliffs by pushing them closer together.
Which is true of P-waves?
The P stands for “penetrating.”
They only move in one directi on.
They are similar to sound waves.
They are a type of water wave.
Which seismic wave can move through any kind of matter?
P-wave
S-wave
secondary wave
surface wave
Seismographs detect _________ several seconds after they detect _________.
S-waves, P-waves
P-waves, S-waves
S-waves, surface waves
P-waves, surface waves
Which seismic wave can move only through solid rock?
P-wave
S-wave
surface wave
primary wave
Surface waves move matter
in circles.
forward and backward.
in a straight line.
from side to side.
How can two drums be used to send long distance messages?
Both drums must be digital.
The drums must be played by different drummers.
Both drums must be connected to the internet.
One drum can have a low pitch, and the other a high pitch.
To break into sections that can be represented by letters or numbers means to _______.
digitize
group
measure
communicate
Students in a school are usually digitized by _______.
gender
grade
height
subject
What is a digital device?
a device that uses a continuous scale of values
a device that converts sound into radio waves
a device that uses 10 different values
a device that converts a message into a pattern of 1s and 0s
A telegraph sends
sound waves
spoken words
written words
electric signals
Which is true of Morse code messages?
They are a good way to send pictures.
They were developed to make telephone calls faster.
They can easily be translated into 1s and 0s.
They are mostly used to send secret information.
