Understanding Sound Location and Detection
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Questions and Answers

What role does sound play in our lives?

  • It helps us to taste
  • It helps us to communicate with one another (correct)
  • It helps us to smell
  • It helps us to see

In the game of hide and seek, how is the blindfolded person able to guess which player is closest to them?

  • By smelling the players
  • By listening to the footsteps (correct)
  • By using their sense of touch
  • By tasting the air

What variety of sounds do we hear in our surroundings?

  • Sounds produced by animals
  • Only musical sounds
  • A variety of sounds including natural and man-made sounds (correct)
  • Sounds produced by nature

How is sound produced?

<p>By vibrating objects (C)</p> Signup and view all the answers

How does sound travel from one place to another?

<p>Through vibrations in the air (C)</p> Signup and view all the answers

Why are some sounds louder than others?

<p>Because they have more energy (D)</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 (B)</p> Signup and view all the answers

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

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

In Activity 10.3, what change is observed on the surface of water when the dish is held after striking?

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

Which musical instrument has a vibrating stretched string as its vibrating part?

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

What part of the human body is responsible for producing sound?

<p>Voice Box (D)</p> Signup and view all the answers

What is used to make a musical instrument called ektara in Activity 10.4?

<p>Hollow coconut shell (A)</p> Signup and view all the answers

What type of motion produces sound in humans?

<p>Speaking loudly or singing (A)</p> Signup and view all the answers

What is the term used for the part of a musical instrument that vibrates and produces sound?

<p>Resonator (D)</p> Signup and view all the answers

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