ICSE Class 7 - Law of Conservation of Energy Videos
___________ is the ultimate source of fossil fuels.
Coke is ____________ carbon.
____________ does not produce smoke while burning.
- What do you understand by the law of conservation of energy? Discuss how it works in case of simple pendulum
- What is kinetic and potential energy
- What is gravitational energy
- Energy is interconvertible. Give example.
- In a solar cell,light energy is converted to what?
- Give an example in which a body possesses both kinetic energy and potential energy.
- an empty glass bottle is fitted with a narrow tube at its mouth. the open end of the tube is kept in a beaker containing water. when the bottle is heated,bubbles of air are seen escaping into water. explain th reasopn.
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