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Energy · ICSE STD 8 (ICSE - English Medium). 6 questions.

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6 questions · timed · auto-graded

Question 11 Mark
Power is $.........$ if more work is done in less interval of time.
Answer
Power is greater if more work is done in less interval of time.
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Question 21 Mark
A hydroelectric power plant uses the transformation of $.........$ energy to $.........$ energy to generate electricity.
Answer
A hydroelectric power plant uses the transformation of potential energy to kinetic energy to generate electricity.
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Question 31 Mark
The potential energy of raindrops $.........$ when they fall down.
Answer
The potential energy of raindrops decreases when they fall down.
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Question 41 Mark
The kinetic energy of an object of mass $10 \ kg$ is $.........$ than that of an object of mass $.........$, if both are moving with the same velocity.
Answer
The kinetic energy of an object of mass $10 \ kg$ is more than that of an object of mass $2 \ kg,$ if both are moving with the same velocity.
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Question 51 Mark
The work done by the force of gravity on a child walking horizontally with a bag in his hand is $.........$
Answer
The work done by the force of gravity on a child walking horizontally with a bag in his hand is zero.
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Question 61 Mark
The energy possessed by a moving train is in the form of $.........$
Answer
The energy possessed by a moving train is in the form of kinetic energy.
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fill in the blanks. - PHYSICS STD 8 Questions - Vidyadip