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Waves Flashcards

(7 cards)

1
Q

Wavelength

A

The distance between the same two points on a wave (i.e. crest to crest).

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2
Q

Frequency

A

The number of wave cycles that pass a given point per unit of time.

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3
Q

Crest

A

A crest is the point on a wave with the maximum value of upward displacement within a cycle. A crest is a point on a surface wave where the displacement of the medium is at a maximum. A trough is the opposite of a crest, so the minimum or lowest point in a cycle.

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4
Q

Trough

A

Trough (geology), a long depression less steep than a trench. Trough (meteorology), an elongated region of low atmospheric pressure. Trough (physics), the lowest point on a wave. Trough level (medicine), the lowest concentration of a medicine is present in the body over time.

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5
Q

Amplitude

A

The height of a wave measured from midway between the highest and lowest points

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6
Q

Reference line

A

Definition of reference line. : an arbitrary fixed line (as an x-axis or a polar axis) from which coordinates of a point are computed.

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7
Q

Medium

A

Substances through which something travels.

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