Advertisements
Advertisements
Question
State the energy changes which take place when:
Food is digested by animals.
Advertisements
Solution
The chemical energy changes into heat energy.
RELATED QUESTIONS
Select the correct alternatives
A ball rolling on the ground possesses
Give one example of a body that has potential energy, due to its position at a height.
Give one example to show the conversion of potential energy to kinetic energy when put in use.
Select the renewable and non-renewable sources of energy from the following:
Oil
State four ways for the judicious use of energy.
Name the energy changes for each of the following cases:
dynamo
What kind of energy is possessed in a situation when?
Water stored in dams.
Give one example when:
Kinetic energy to potential energy.
What is the form of that graph between
(i) K.E. and velocity for a constant mass?
(ii) K.E. and mass for a constant velocity?
What is nuclear energy? Explain the principle of producing electricity using nuclear energy is a nuclear reactor.
