# Fill in the following blanks with suitable words:(a) Power is the rate of doing .....................(b) 1 watt is a rate of working of one ................. per ..............(c) The electricity meter installed in our home measures electric energy in the units of ................(d) The principle of ..................... of energy says that energy can be...............from one form to another, but it cannot be....................or..................(e) When a ball is thrown upwards,............... energy is transformed into.................energy.

(a) Power is the rate of doing work.

(b) 1 watt is a rate of working of one Joule per second.

(c) The electricity meter installed in our home measures electric energy in the units of kilo-Watt-hour(kWh).

(d) The principle of conservation of energy says that energy can be transformed from one form to another, but it cannot be created or destroyed.

(e) When a ball is thrown upwards, kinetic energy is transformed into potential energy.

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Updated on: 10-Oct-2022

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