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- 1. Multiple Choice
Sound is caused by:
waves.
vibrations.
heat.
air.
- 2. Multiple Choice
Elephants can make sounds of high intensity. These sounds will be:
quiet.
high.
soft.
loud.
- 3. Multiple Choice
The tweeting sound made by a small bird has a pitch that is:
soft.
high.
low.
quiet.
- 4. Multiple Choice
Frequency:
is the amplitude of the vibrations.
is measured in metres.
is the number of vibrations each second.
affects how loud a sound is.
- 5. Multiple Choice
Sound cannot travel though empty space because:
air particles stay still.
there are no particles to vibrate.
particles pass on vibrations.
electricity sends it through the air.
- 6. Multiple Choice
Which list is in the correct order to show the speed of sound in different materials, starting with the slowest?
solids, liquids, gases
solids, gases, liquids
gases, liquids, solids
liquids, solids, gases
- 7. Multiple Choice
What do all waves transfer?
energy only
energy and matter
matter only
energy and particles
- 8. Multiple Choice
What is the amplitude of a sound wave?
its loudness
the maximum distance the particles vibrate away from their starting positions when the wave passes
the height of the vibrations
how high or low the sound is.
- 9. Multiple Choice
The ear changes sound waves into:
light.
nerves.
nerve impulses.
heat.
- 10. Multiple Choice
Which part of the ear changes sound vibrations into signals sent to the brain?
the cochlea
the eardrum
the auditory nerve
the small bones
- 11. Multiple Choice
Which of the following statements is not correct?
infrasounds are sounds with frequencies too low for humans to hear
ultrasounds are sounds that are too high for humans to hear
humans have a greater auditory range than dogs
some animals can hear higher pitched sounds than humans can
- 12. Multiple Choice
Soundproofing works when:
windows in a room are left open.
sounds pass easily through the walls.
sounds are absorbed by certain materials.
the walls in a room are painted black.
- 13. Multiple Choice
A loud sound is produced by waves with:
a high pitch.
a high frequency.
a large amplitude.
a small amplitude.
- 14. Multiple Choice
Look at these drawings of waves. Which statement is true?
Y has the highest amplitude.
Y has the longest wavelength.
X has the highest frequency.
Y has the highest frequency.
- 15. Multiple Choice
The pitch of a sound is:
how high or low it sounds.
how loud or quiet it it.
how much energy it carries.
how long the sound lasts.
- 16. Multiple Choice
Sound travels fastest in solid materials which have particles that are:
wide apart.
close together.
very hot.
able to move around freely.
- 17. Fill in the Blank
Audible sound range
- 18. Fill in the Blank
Infrasonic sound range
- Answer choicesTagsAnswer choicesTags