1. Sound is caused by:
1.
2.
3.
4.
Waves
Vibrations
Heat
Air
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2. The sound of an aircraft taking off is very:
1.
2.
3.
4.
Quiet
High
Soft
Loud
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3. The sound of a referee’s whistle is:
1.
2.
3.
4.
Soft
High
Low
Quiet
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4. Sound travels in air because:
1. Air particles stay still
2. The wind blows it
3. Particles pass on
vibrations
4. Electricity sends it
through the air
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5. The pitch of a sound is:
1.
2.
3.
4.
How high or low it sounds
How loud or quiet it is
How much energy it carries
How long the sound lasts
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6. Frequency:
1.
2.
3.
4.
is the height of the
waves
is the number of waves
per second
is measured in metres
affects how loud a
sound is
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7. A loud sound is produced by waves with:
1.
2.
3.
4.
a high pitch.
a high frequency
a large amplitude
a small amplitude
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8. Look at these drawings of waves.
Which statement is true?
1.
2.
3.
4.
Y has the highest
amplitude
Y has the longest
wavelength
X has the highest
frequency
Y has the highest
frequency
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9. Which statement is not true?
1.
2.
3.
4.
Light and sound both travel
as waves
Sound and light travel at the
same speed
Light travels faster than
sound
Light and sound can both be
reflected
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10. Sound can travel through:
1.
2.
3.
4.
Gases and space
A vacuum
Solids and liquids only
Solids, liquids and gases
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11.Which does sound travel through
the quickest?
1.
2.
3.
4.
Air
Water
Iron
space
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12. Sound travels fastest in solid
materials which have particles that are:
1.
2.
3.
4.
wide apart.
close together.
very hot.
able to move around
freely.
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13. Which part of the ear changes sound
energy into another form of energy?
1.
2.
3.
4.
the cochlea
the ear drum
the auditory nerve
the small bones
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14. Which structure takes signals
(impulses) to the brain?
1.
2.
3.
4.
the cochlea
the ear drum
the auditory nerve
the ear piece
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15. The ear can be blocked by wax.
Which statement is true?
1.
2.
3.
4.
Causes permanent deafness
as eardrum cannot vibrate
Temporary deafness as
eardrum cannot vibrate
Permanent deafness as
cochlea cannot vibrate
Temporary deafness as
cochlea cannot vibrate
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16. The loudness of a sound can be
measured using:
1. a barometer.
2. a sound intensity
meter.
3. an ammeter.
4. a voltmeter.
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17. The unit for loudness of sound is:
1.
2.
3.
4.
volume.
metre.
joule.
decibel.
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18. Which statement is not true?
1.
2.
3.
4.
Quiet sounds can harm the ears
The sound near to disco speakers
can be louder than a road drill
The eardrum can be damaged by
personal stereos
A noisy factory can permanently
damage the ears
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19. Sound is less likely to get out of a
room which has:
1. a wooden floor.
2. black walls.
3. soft curtains and a
carpet.
4. spotlights.
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20. The ear changes sound energy into:
1.
2.
3.
4.
Light energy
Electrical energy
Noise energy
Heat energy
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