Question
Define the term heat.
✓
Answer
The kinetic energy due to random motion of the molecules of a substance is known as its heat energy.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Define the term momentum.
A stone placed at the bottom of a water tank appears raised by 80 cm . If the refractive index of water is $4 / 3$, find the actual depth of water in the tank.
→A body is thrown vertically upwards. Its velocity keeps on decreasing. What happens to its kinetic energy as its velocity becomes zero?
What is a centripetal force?
Give an example for each of the following uses of a machine:
to obtain gain in force,
to obtain gain in force,
A piece of iron of mass 2.0 kg has a thermal capacity of $966 J K ^{-1}$. Find Its specific heat capacity in $S . I$ unit.
→Answer the question with respect to the following diagram:
Name the material of target C.
Name the material of target C.
Define the term intensity of a sound wave. State the unit in which it is measured.
What do you understand by the kinetic energy of a body?
Explain the meaning of the term latent heat. State its S. I. unit.