Waves Flashcards

(18 cards)

0
Q

What is a transverse wave?

A

Oscillations perpendicular to the direction of energy travel

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1
Q

What is a longitudinal wave?

A

Oscillations parallel to the direction of energy travel

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2
Q

What is the wavelength?

A

Distance between two peaks

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3
Q

What is the amplitude?

A

Maximum displacement

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4
Q

What is frequency?

A

Number of waves per second

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5
Q

What is the speed, frequency and wavelength equation

A
V = f x λ
(Speed = frequency x wavelength
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6
Q

How can you work out frequency?

A

Frequency = 1/time period

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7
Q

Calculate the frequency of the wave that is 0.2s

A

5hz

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8
Q

Calculate the frequency of the wave that is 0.5s

A

2hz

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9
Q

Calculate the time period of the following frequency wave : 20hz

A

0.05s

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10
Q

Calculate the time period of the following frequency wave : 10hz

A

0.1s

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11
Q

Calculate the time period of the following frequency wave : 0.1hz

A

10s

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12
Q

What is the equation to work out time period?

A

T = 1/f

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13
Q

What is the speed, frequency and wavelength triangle?

A

V

f λ

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14
Q

What will make a wave diffract?

A

If a wavelength is of a similar size to a gap, then the wave will diffract.

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15
Q

What is the relationship between the angle of incidence and the angle of reflection

A

Angle of reflection = angle of incident

16
Q

What type of energy is transferred by longitudinal waves?

17
Q

What type of energy is transferred by transverse waves?