LIFE CYCLE OF PLANTS

MATTER - SOLIDS, LIQUIDS & GASES

MAGNETS

LIFE CYCLE - PLANTS

Thursday, February 4, 2010

ANSWERS TO MISCONCEPTIONS OF ENERGY AND ITS USES - 4 FEB 2010 - THURSDAY

1. A battery stores chemical energy. It converts chemical potential energy to electrical energy.


2. A rock on top of a cliff has gravitational potential energy.


3. The planets and the moons have kinetic energy as they are constantly moving.


4. Gravitational  potential energy is the energy stored in an object because of its position. It exists as a result of gravitational force, which is the force of attraction between the object and the Earth.


5. Energy cannot be created or destroywed. It can only be converted into differnt forms and it is always conserved.



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