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WorksheetsSound Energy -3rd grade
Total questions: 29
Worksheet time: 26mins
Sound is made when a source of energy forces the matter to
Vibrate
Move
Stay still
Sound waves CANNOT travel through which of these:
Paper
Milk
Outer space
Loudness of waves is measured in
Hertz
Decibels
Watts
The lowest point on a wave
crest
frequency
wavelength
trough
The horizontal distance between crests
amplitude
frequency
crest
wavelength
How does sound travel?
in waves
only through the air
through magnets
as thermal energy
External ear consists of
Pinna, auditory canal and ear drum
Eustachian tube and oval window
Vestibule, semicircular canals and cochlea
Malleus, incus and stapes
What happens to the eardrum when sound hits, causing transmission of sound to the inner ear?
it opens
it grows hair
it refracts the sound
it vibrates
The ear functions for ___________.
balance
hearing
both balance and hearing
The smallest bone in the human's body
Knee
Elbow
Ear bone
Neck boness
Your inner ear allows you to hear and controls your _____________?
Movements
Balance
Smell
Temperature
Sound can’t travel through liquids.
True
False
Without matter, sound waves could not travel.
True
False
Sound travels through gas.
True
False
Sound is caused by?
friction
vibrations
instruments
What causes an echo?
sound waves bouncing off large, hard surfaces
sound waves bouncing off carpet
sound waves bouncing off trees and bushes
you repeating yourself
Sound waves carry .............. from one place to another
crests
energy
fluid
Name the part(s) of the ear found in the outer ear.
ear drum
ear canal
stirrup
auditory nerve
Which number is labeled for the hammer?
1
2
3
4
5
