Question

3. On cooling down a substance, there is a loss of heat and the kinetic energy of its molecules
(d) none of these
(a) increases
(c) remains the same
(b) decreases​

Answer 1

Answer:

(b) decreases this is the right answer

Answer 2

Answer:

c) decrease

removing energy (cooling) atoms and molecules decrease in temperature. ... Temperature is a measure of the average kinetic energy of the atoms or molecules of a substance . Heat is the transfer of energy from a substance at a higher temperature to a substance at a lower temperature