Font size
WorksheetsWork and Energy
Total questions: 20
Worksheet time: 13mins
1. Work is done during
swimming
reading a book
sleeping
holding a heavy object but not moving
work is not done during
running
studying
walking
playing cricket
the energy obtained from the rays of the sun is called
electrical energy
sound energy
solar energy
wind energy
the energy sources that are present in limited amount are
Renewable
Non-renewable
hydro energy
both a and b
Example of non-renewable sources of energy
water
air
coal
none of these
Example of renewable sources of energy
Natural gas
Petroleum
wind energy
Both a and b
Energy giving food is
Rice
Butter
sugar
All of these
The water stored at a height behind a dam in a reservoir has
Heat energy
Mechanical energy
Wind energy
Solar energy
The energy produced when an object vibrates is
Light energy
Heat energy
Sound energy
wind energy
The energy present in moving air is
sound energy
light energy
solar energy
Wind energy
The full form of LPG is
liquid petroleum gas
liquified petroleum gas
liquified petrol gas
none of these
Heat energy is given by
coal
sun
wind
petroleum
Sun is a source of
Light energy
Heat energy
wind energy
solar energy
whenever work is done there is ________ of energy.
no transfer
Transfer
Change
All of these
The form of energy which is generated at power stations is
Wind energy
Light energy
Electrical energy
Solar energy
Windmills uses wind energy to generate (a) .
Moving Air is also known as (a) .
The energy that an object possesses due to its position or its movement is called
Heat energy
Wind energy
Mechanical energy
Solar energy
Heat produced by burning of (a) can rotate turbines and produce electricity.
Which of these energy has the fastest speed?
Sound
Light
Heat
Wind
