Respuesta :
a. a child gently swinging on a swing at small angles all the time
Examples of simple harmonic motion that can be observed in everyday life
include a child gently swinging on a playground swing at small angles and
pendulum in a grandfather clock.
Simple harmonic motion involves repetitive back and forth movement of an
object in motion which is usually away from its original position.
The options child gently swinging on a playground swing at small angles
and pendulum in a grandfather clock depicts this type of motion thereby
making it correct.
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