Question

particles in a solid ......... about their mean position​

Answer 1

Answer:

Although these molecules occupy fixed positions, but these molecules are not stationary. They show motion known as the vibrational motion. These particles oscillate or vibrate about their mean position like the pendulum going from side to side constantly. This vibrational energy that solids possess is less.

Answer 2

Answer:

Explanation:

Answer is Vibrate .

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