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hw-6: sound waves
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emirhan
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• NovLESSON
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8
8C TECHNOLOGY
G
Grade 8 ----- 2023 bio
C
Chemistry 8C 2023-2024
8
8C-PHYSICS
Due 10:59 PM
8-C ICT
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hello dear students. please
A. What are sound waves?
Sound
waves are longitudinal
wavesnotebook
that travel through
a(n)
✔write all1. the
sentences
on your own
and complete
the missing words
✔ write your name
.
then
2. Sound waves are the ear can detect; they usually have
✔ scan the page as pdf and
✔ upload here
frequencies
.
in the range of 20 to 20,000 for humans.
be sure
your
words
correct
3. As
sound
wavesare
move
through air, the air pa icles bounce o objects and exe
and handwriting is clear and neat enough .
.
thanks.
📋
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a. A(n) is the region of a longitudinal wave where the
Sound waves.docx
b. A(n) is the region of a longitudinal wave where the
Word
pa icles of the medium are fa hest apa .
B. Prope ies of Sound Waves
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Sound
pa icles of the medium are closest together.
8
Assigned
1. Many prope ies of sound waves depend on the compressions and
Class comments
of the sound waves.
2. The wavelength of a(n) becomes sho
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comment
er as the wave’s
increases.
a. is the perception of how high or low a sound seems.
b. A sound that has a high is considered to have
a(n) pitch.
3. The greater the energy in a sound is, the the pa icles
move as they .
a. The of a sound wave is the distance that a vibrating
pa icle moves from its position.
b. The more energy a sound has, the
the amplitude of the wave will be.
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4. Sound waves travel much than electromagnetic waves do.
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