Question

iv. What happens when one end of a metal bar is heated? a. Molecules at the heated end move as fast as at the other end. b. Molecules at the heated end move faster than at the other end. c. Molecules at the heated end move more slowly than at the other end. d. Molecules at the heated end move towards the other end. ​

Answer 1

Explanation:

If one end of a metal bar is heated, the atoms at that end vibrate more than the atoms at the cold end. The vibration spreads along the bar from atom to atom. The spread of heat in this way is called conduction. Metals are good conductors of heat.

Answer 2

Answer:

(C) molecules at the heated end move more slowly than at the other end

C IS THE ANSWER

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