Answer;
C. a spoon hitting the side of a bowl while mixing
Explanation;
A sound wave is the pattern of disturbance caused by the movement of energy traveling through a medium (such as air, water, or any other liquid or solid matter) as it propagates away from the source of the sound.
The source is some object that causes a vibration, such as a ringing telephone, or a person's vocal chords.
For example; a spoon hitting the side of a bowl while mixing, produces a sound wave due to the vibration caused by the spoon hitting the walls of the bowl.
A spoon hitting the side of a bowl while mixing will most likely be caused
by a sound wave.
Sound wave is a pattern pf disturbance which travels through a medium
with a corresponding movement of energy. The medium could be:
Spoon hitting the side of a bowl while mixing produces a sound when it's
done as it travels along the solid media(bowl and spoon).
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