EASY
8th ICSE
IMPORTANT
Earn 100

The kinetic energy of an object of mass 10 kg is (lesser/greater) than that of an object of mass 2 kg, if both are moving with the same velocity. 

100% studentsanswered this correctly

Important Questions on Energy

EASY
8th ICSE
IMPORTANT
The potential energy of raindrops _____ (increases/decreases) when they fall down.
EASY
8th ICSE
IMPORTANT
Power is _____(smaller/greater) if more work is done in less interval of time.
MEDIUM
8th ICSE
IMPORTANT
Column A Column B
1. Work done a. sound energy
2. Simple pendulum b. capacity to do work
3. Coiled spring in a watch c. transformation of energy
4. Vibrating bodies d. force × displacement
5. Energy e. elastic potential energy
EASY
8th ICSE
IMPORTANT
Work is said to be done only if a force is applied on a body.
EASY
8th ICSE
IMPORTANT
If a car and a motorcycle are running at the same speed, then both will have the same kinetic energy.
EASY
8th ICSE
IMPORTANT
When you climb up the stairs, your potential energy increases.
EASY
8th ICSE
IMPORTANT
Energy can easily be created.
EASY
8th ICSE
IMPORTANT
The sum of potential and kinetic energy keeps on changing for any system.