science
Grade-4-
Easy

Question

In the direction of the arrow, the amplitude of the sound is increasing or decreasing in the given figure?

  1. Decreasing 
  2. Increasing
  3. Constant
  4. Zero

hintHint:

Amplitude is the height of the wave.

The correct answer is: Decreasing


    • Amplitude is the height of the wave.
    • Or the maximum displacement of a point on a wave from its mean position.
    • In the given figure, it is decreasing in the given direction of the arrow.

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