4
Question
Fill in the blanks
(1) The energy stored in the dry cell is in the form of …………. .
(2) The work done is zero if there is no ……………… .
(3) Flowing water has ……………. energy.
(4) By stretching the rubber strings of a catapult we store …………….. energy in it.
Fill in the blanks
(1) The energy stored in the dry cell is in the form of …………. .
(2) The work done is zero if there is no ……………… .
(3) Flowing water has ……………. energy.
(4) By stretching the rubber strings of a catapult we store …………….. energy in it.
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Solution
(1) The energy stored in the dry cell is in the form of chemical energy.
(2) The work done is zero if there is no displacement.
(3) Flowing water has kinetic energy.
(4) By stretching the rubber strings of a catapult we store potential energy in it.
(1) The energy stored in the dry cell is in the form of chemical energy.
(2) The work done is zero if there is no displacement.
(3) Flowing water has kinetic energy.
(4) By stretching the rubber strings of a catapult we store potential energy in it.
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