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WorksheetsSound_Past paper_2
Total questions: 20
Worksheet time: 3600secs
This part carries sound information from cochlea to brain.
Auditory nerve
Cochlea
Ossicles
Eardrum
This part of the middle ear consists of the smallest bones in the body.
Auditory nerve
Cochlea
Ossicles
Eardrum
This part collects the sound wave first
Pinna
Cochlea
Ossicles
Eardrum
This is the first thing that vibrates when we detect a sound wave
Pinna
Cochlea
Ossicles
Eardrum
This is shaped like a snail shell and is located inside the inner ear.
Pinna
Cochlea
Ossicles
Eardrum
A region where the particles are close together in a sound wave is called a ………………….
vibrating
rarefaction
compression
medium
The solid, liquid or gas that the sound wave is moving through is called the -----------------
vibrating
rarefaction
compression
medium
A region where the particles are far apart in a sound wave is called………
vibrating
rarefaction
compression
medium
A sound wave is produced by something that is ……………………………….
vibrating
rarefaction
compression
medium
Think about what happens when you are talking .
Decide whether true or false.
The air molecules move away from your mouth as you talk.
True
False
Think about what happens when you are talking .
Decide whether true or false.
The sound wave makes the molecules in the air move backwards and forwards as you talk.
True
False
Think about what happens when you are talking .
Decide whether true or false.
The sound wave make the molecules move up and down as you talk.
True
False
The speed of sound in steel is 5000m/s,
in water is 1500m/s,
but in air is only 330m/s.
Complete the following sentences.
The speed of sound in water is faster than the speed of sound in air because in water the particles are……………………………………… than they are in air.
closer together
further apart
less
more
The speed of sound in steel is 5000m/s,
in water is 1500m/s,
but in air is only 330m/s.
Complete the following sentences.
The speed of sound in air is slower than the speed of sound in steel because in steel the particles are ……………………. than they are in air.
closer together
further apart
less
more
The speed of sound in steel is 5000m/s,
in water is 1500m/s,
but in air is only 330m/s.
Complete the following sentences.
A sound made under water will take ……………………time to travel a certain distance than a sound made in air.
closer together
further apart
less
more
How can noise pollution hurt your health?
It can give you headaches.
It can damage your hearing.
It can make it hard for you to sleep.
All answers are correct.
Cletus wants to make ear protectors for people who work around loud jet engines at Hartsfield Airport in Atlanta.
Which of the following materials should he experiment with for the best results?
a material that produces sound
a material that absorbs sound
a material that transmits sound
a material that amplifies sound
In which unit sound is measured?
Kilometer
Pascal
Kilogram
Decibel
The sounds which are pleasant to our ears are called
noise
musical sounds
frequency
amplitude
In our ear, sound is detected by the ………………which vibrates.
These vibrations are picked up by ………which travels by electrical signals to the………
What are the missing words (in their correct order)?
brain, nerves and eardrum
eardrum, ear and brain
nerves, eardrum and brain
eardrum, nerves and brain
