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WorksheetsClass IV Lesson Force, Work & Energy
Total questions: 30
Worksheet time: 16mins
The capacity to do work is called ?
force
energy
machine
movement.
a man is pushing a table. Now the man is applying ____ on the table.
work
force
energy
muscles
If Ravi is able to move the table through a distance, then ____ is said to be done.
work
force
energy
muscles
To do work, we need
force
energy
hands
muscles
When we throw a ball into air, it falls back. The force responsible for this is
muscular force.
gravitational force.
mechanical force
none of these
A football kicked by a boy rolls on the ground to some distance and stops. The force which stops the ball is
muscular force
gravitational force.
mechanical force.
frictional force.
Which of the following activities would need energy the most?
Riding a bicycle up a hill
Walking
Riding a bicycle on a level ground
Doing homework
A push or pull that acts on an object is called
Work
Force
Energy
Momentum
When we throw a ball up, it falls down to the ground because of force of
Gravity
Friction
Magnetic
Electric
When we use force to move things, we do?
Work
Energy
Energy is the ability to do work.
True
False
What is the main source of our energy?
Planets
Comets
Moon
Sun
Electricity generated from water is called
Wind power
Hydropower
Force can move a stationary object or stop a moving object.
True
False
Force cannot change the speed or direction of an object.
True
False
When enough ______ is applied, it can change the shape or size of an object.
work
force
motion
_____ gives us energy to do various activities.
food
water
work
A force that tries to stop a moving object is known as?
Gravitational force
Force of friction
Mechanical force
Electrical force
The energy obtained from the Sun is known as?
water energy
wind energy
electrical energy
solar energy
Identify whether work is done or not in the picture
Yes
No
Force can move a stationary object or stop a moving object.
True
False
A soccer ball is kicked by a girl. It rolls on the ground to some distance and stops. The force which stops the ball is _________________.
muscular force
gravitational force
mechanical force
frictional force
In which of these cases is work being done?
A student sleeps
A student pushes a locked door that does not move
a student picks up and carries his chair into another room
A student sits on the carpet
Force means using energy to do ................
work
push
pull
Force makes something .......................
move
freeze
The energy used by plants to prepare food is
Wind
Solar
Hydro
____force opposes motion
Frictional
Gravitational
Magnetic
