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Physics Chapter 13: Waves Introduction

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Questions and Answers

What is a wave?

A type of frequency created by a source

A travelling disturbance which carries energy away from its source (correct)

A wave is just a medium that carries sound

A stationary disturbance that carries energy from its source

Do sound waves pass through a vacuum?

Sound waves are immobile and do not travel

Sound waves only travel through solids

No, sound waves require a medium to travel (correct)

Yes, sound waves can pass through a vacuum

What does the frequency of a wave refer to?

The rate at which waves are produced by the source (correct)

The color of the wave

The speed at which waves travel

The length of the wave

How are water waves in a pool different from sound waves?

Water waves require a medium to travel, while sound waves don't Signup and view all the answers

What unit is used to measure the frequency of waves?

Hertz or cycles per second Signup and view all the answers

What best describes the wavelength of waves?

The distance between consecutive crests or troughs Signup and view all the answers

Which term best represents the size of a wave?

Amplitude Signup and view all the answers

In the context of water waves, what does the amplitude refer to?

The height of a crest or depth of a trough Signup and view all the answers

Which property of waves remains constant as they travel from one medium to another?

Wavelength Signup and view all the answers

What is the factor that determines the size of the displacement of a wave from its average level?