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YEAR 7 PHYSICS TERM 2 > 3.1 SOUND WAVES AND HOW THEY TRAVEL > Flashcards

3.1 SOUND WAVES AND HOW THEY TRAVEL Flashcards

1
Q

To produce sound, there needs to be…

A

vibration

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2
Q

2 kinds of waves:

A

Longitudinal
Transverse

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3
Q

Sound wave is a ___________ wave

A

longitudinal

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4
Q

The __________ from the sound will pass from one particle to another, eventually reaching our ears

A

vibration

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5
Q

The particles in the air doesn’t actually move away from the source of sound. The particles will return to its _______________

A

original position

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6
Q

There are compression and _____________

A

rarefraction

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7
Q

Compression is when the air particles are…

A

close together

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8
Q

Rarefaction is when the air particles are…

A

further

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9
Q

Sound waves can travel through solid, liquid and gas. These are known as a…

A

medium

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10
Q

Sound cannot travel through vacuum as there are no…

A

particles

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11
Q

Sound travels fastest through _______ material as the particles are closer together

A

solid

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YEAR 7 PHYSICS TERM 2 (4 decks)

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