Sound Production and Vibrations Quiz
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Questions and Answers

Which of the following activities demonstrates the production of sound by a vibrating body?

  • Striking a metal plate with a stick and feeling the vibrations (correct)
  • Pouring water into a metal dish and striking it with a spoon
  • Touching a school bell when not in use
  • Holding a metal plate tightly after striking it with a stick

What happens when a tightly stretched band is plucked and then stops vibrating?

  • It continues to produce sound
  • It produces a different sound
  • It produces a louder sound
  • It produces no sound (correct)

What would you feel when holding a metal plate tightly immediately after striking it?

  • Heat
  • Increased vibrations
  • Electric shock
  • No vibrations (correct)

What is the to and fro or back and forth motion of an object called?

<p>Vibration (C)</p> Signup and view all the answers

What does striking a metal dish with a spoon and pouring water into it demonstrate?

<p>Production of sound by a vibrating body (A)</p> Signup and view all the answers

What is the term for the to and fro or back and forth motion of an object?

<p>Vibration (A)</p> Signup and view all the answers

What happens when a tightly stretched band is plucked?

<p>It vibrates and produces sound (D)</p> Signup and view all the answers

What is the result when a metal plate is struck and held tightly with hands immediately after striking?

<p>You still hear the sound (C)</p> Signup and view all the answers

What is produced when a metal dish is struck at its edge with a spoon?

<p>Sound (A)</p> Signup and view all the answers

What does the activity with the school bell and feeling it when not in use and when producing sound demonstrate?

<p>The ability to feel vibrations (D)</p> Signup and view all the answers

Flashcards

Vibration

A back and forth movement of an object.

Sound Production

The production of sound by a vibrating object.

Sound Waves

When an object vibrates, it creates sound waves that travel through the air and reach our ears.

Feeling Vibrations

You can feel the vibrations of a vibrating object by touching it.

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Plucking a Band

When a tightly stretched band is plucked, it vibrates and produces sound.

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Vibrating Objects

Objects like a metal plate, drum, or bell need to vibrate in order to produce sound.

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Sound and Vibration

Sound is caused by vibrations.

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Sound After Vibration

Even when an object stops vibrating, you can still hear the sound it made.

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Dampening Vibrations

When you hold a metal plate tightly after striking it, vibrations are dampened, but you can still hear the sound.

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Pitch and Vibration

The faster an object vibrates, the higher the pitch of the sound it produces.

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