10) Wave Properties Flashcards

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1
Q

Define the amplitude of a wave.

A

Maximum displacement from equilibrium.

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2
Q

Other than electromagnetic radiation, give 3 examples of a wave that is transverse.

A
  • water waves.
  • rope.
  • secondary (s) waves.
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3
Q

State one difference between a transverse wave and a longitudinal wave.

A

transverse wave: oscillation of medium is perpendicular to wave travel.

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4
Q

State one application, other than in education, of a polarising filter and give a reason for its use.

A

Polaroid glasses, to reduce glare.

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5
Q

Define the frequency of a progressive wave.

A

The number of waves passing a point per second.

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6
Q

Ultrasound is a longitudinal wave. Describe the nature of a longitudinal wave.

A

Oscillation of particles is parallel to the direction the wave travels.

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7
Q

Explain what is meant by a progressive wave.

A

A wave transfers energy from one point to another without transferring material.

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