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प्रश्न
State the energy changes which take place when:
Food is digested by animals.
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उत्तर
The chemical energy changes into heat energy.
संबंधित प्रश्न
A bucket full of water .is on the first floor of your house and another identical bucket with same quantity of water is kept on the second floor. Which of the two has greater potential energy ?
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving cricket ball
What is ocean? Explain in brief.
State two disadvantages of using wind energy for generating electricity.
Two bodies A and B of masses m and M (M ≫ m) have same kinetic energy. Which body will have more momentum?
Calculate the decrease in the kinetic energy of a moving body if its velocity reduces to half of the initial velocity.
Give three examples of bodies possessing kinetic energy.
Name a device in which solar energy is converted into electricity state its two uses.
Give one example when:
Electric energy changes to potential energy.
What is meant by energy?
