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WorksheetsKS3 P1 Activate - Sound
Total questions: 48
Worksheet time: 25mins
Light travels... (select 2 answers)
Around corners
In straight lines
Faster in glass than in air
Faster than sound
The picture shows 4 sound waves on an oscilloscope. Which has the highest pitch?
A
B
C
D
The picture shows 4 sound waves on an oscilloscope. What can you say about A?
It is a very low pitched sound
It is a very high pitched sound
It is a very quiet sound
It is a very loud sound
The picture shows 4 sound waves on an oscilloscope. Which 2 have the smallest amplitude?
A
B
C
D
Which statement is true of sound waves. Select 2 answers.
They are made by objects vibrating
They are detected because they make our ear drum vibrate
They are transverse waves
They travel faster in air than in water.
What is the height of a wave called?
Peak
Wavelength
Amplitude
Frequency
Sound waves are caused by the (a) of particles
The distance between 2 crests or troughs
wavelength
amplitude
frequency
wave speed
All waves can be reflected
true
false
The speed of sound is about...
30 m/s
300 m/s
30 000 m/s
300 00 0m/s
A
B
A
B
Human can hear Ultrasound?
YES
NO
Select the correct answer: Ultrasound are...
sounds that only dolphins can produce
sounds that have a frequency above 20 000Hz
sounds that only superheroes can hear
sounds that are below 20 000Hz
From the words below, which one is linked with the Pitch of the sound
Amplitude
Loudness
Frequency
speed
Frequency is measured in
m/s
m
Hz
Decibel
A sound wave us created when something (a) . Sound waves travel as (b) waves in the air or other materials. Sound waves travel much (c) than light waves. This is why lightning is seen (d) we hear thunder.
When a wave hits a barrier it (a) and travels the other way. When a sound wave reflects off a surface, it creates an (b) . Two waves in the same place add together. We say they (c) .
Sound will travel fastest through which of the following forms of matter?
Solid
Liquid
Gas
Jelly
Sound is caused by?
Instruments
Vibrations
Forces
Cows
Why can you not hear sounds in space?
Space is loud
Waves can't travel in space
There are no particles to vibrate
What is frequency?
The number of waves that go past a certain point per second
How high or low a sound is
The loudness or softness of a sound
The back and forth movement of matter per second
What is amplitude?
How large a wave is
How long a wave is
Distance from the middle to the top or bottom of a wave
Distance from start of the wave to the end of the wave
What is wavelength?
Distance from the middle of a wave to the top or bottom
How many waves pass a certain point per second
Distance from the top to the bottom of a wave
Distance from one point on a wave to the same point on the next wave
What type of wave is this?
Longitudinal
Transverse
Which of the following are examples of this type of wave?
Light
Sound
The top of a wave is called......
Trough
Compression
Crest
Hump
Waves transfer ?
(a)
An oscillation is another word for a ?
(a)
What name do you give the areas where the wave gets closer?
(a)
When waves bounce off a surface this is called a ?
Reflection
Refraction
Rarefaction
Rebound
When waves are put together this is called a superpose but what does this mean?
The waves add together
The waves cancel each other out
The waves can add together or cancel each other out
It means nothing
The speed of sound in air is.....
1500m/s
340m/s
5000m/s
300,000,000m/s
Which travels faster light waves or sound waves?
Light
Sound
The speed of light is.....
300,000,000m/s
340m/s
1500m/s
5000m/s
What do bats and dolphins use to find things?
Eyes
Echolocation
Ears
Sense of smell
Which wave will have a louder sound?
Top wave
Bottom wave
Frequency is measured in ?
Hertz
Decibels
Volume
Meters
The audible range (what we can hear) for humans is ?
Below 20Hz
20Hz to 20,000Hz
25,000 to 50,000Hz
Above 50,000Hz
Sounds above 20,000Hz are called ?
Infrasound
Ultrasound
The name of the equipment we use to see what sounds waves look like is......
Van de graph generator
Oscilloscope
Laptop
Keyboard
What is the very outer part of the ear called?
Auditory canal
Cochlea
Pinna
Ossicles
This is the unit used to measure the volume of a sound?
Oscilloscope
Medium
Vibration
Decibel
This is what you get when soundwaves are reflected, or bounce back, off of a hard surface.
Amplitude
Pitch
Volume
Echo
What is the name of the bones in the ear that vibrate?
Ossicles
Cochelea
Pinna
Eardrum
A girl sees a flash of lightning and then hears the thunder 3 seconds later. How far away is the thunder?
1020m
340m
680m
300,000,000m
Label the different part of the ear.
