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संबंधित प्रश्न
What name is given to the heat energy obtained from hot rocks inside the earth?
Select the renewable and non-renewable sources of energy from the following:
Water
State the energy transformation on the following:
Electricity is obtained from wind energy.
A ball of mass 0.5 kg slows down from a speed of 5m/s-1 to that of 3m/s-1. Calculate the change in kinetic energy of the ball.
What do you understand by the potential energy of the body?
Name a device in which solar energy is converted into electricity state its two uses.
Calculate the kinetic energy of a body of mass 0.1 kg. and momentum 40kg m/s.
Find out the types of energy from the following puzzle.

When and why do clothes smell of naphthalene?
Energy from various sources is considered to have been derived from the sun. Do you agree? Justify your answer.
