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WorksheetsSound KS3 Activate
Total questions: 35
Worksheet time: 37mins
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
70kHz is how many Hz?
7Hz
700Hz
7,000Hz
70,000Hz
When a singer sings into a microphone, the sound wave hits a plate called a _______
Diaphram
Coil
Magnet
Wire
How can we make a sound louder?
Use an amplifier
Play sound in a quieter place
Use a microphone
How are the electrical signals in the ear sent to the brain ?
Auditory canal
Pinna
Semi-circular canals
Auditory nerve
If lots of echoes joint together to produce a longer sound, we call it a ?
Loud echo
Amplitude
Reverberation
Reflection
A ship's sonar detects an echo 4 seconds after it sends the pulse towards the sea bed. The speed of sound in water is 1500m/s. The depth of the water is....
1500m
3000m
4500m
6000m
A ship's sonar detects an echo 2.4 seconds after it sends the pulse towards the sea bed. The speed of sound in water is 1500m/s. The depth of the water is....
1500m
1800
2200
1250m
