WorksheetsForce Work and Energy
Total questions: 40
Worksheet time: 25mins
Draw and example of a wedge
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.
An electric heater converts
heat energy to electrical energy.
electrical energy to heat energy.
light energy to electrical energy.
electrical energy to muscular energy.
In a battery cell, energy is stored in the form of
electrical energy.
muscular energy
chemical energy.
solar energy
The given transformation takes place in - light to electrical energy
electric bulb
electric heater
battery cell
solar cell
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
Force is a ______ or ______ applied on an object.
push, pull
position , location
motion, rest
Force can move a stationary object or stop a moving object.
True
False
Stationary describes an object that is not moving, or is at rest.
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
_____ is said to be done when force moves an object.
work
energy
motion
Work is a cause and effect relationship between an object and a force.
True
False
The formula for calculating work is (work = force x position).
True
False
The ability or capacity to do work is called _____.
energy
force
work
_____ gives us energy to do various activities.
food
water
work
What is gravity?
a pulling force between two objects
the ability to do work
What is friction?
a force that slows or stops an object in motion
stored energy that is ready to be used
What is work?
when a force changes an object's motion or moves an object
a force that attracts of repels
What is energy?
the ability to do work
a pulling force between two objects
What is a force?
a push or a pull
a force that slows or stops an object in motion
True or False
Forces stop motion, start motion, speed and slow motion, or change the direction of motion.
true
false
Rubbing your hands together is a simple example of ___.
friction
work
potential
Why does an apple fall down when it gets detached from the tree?
Because it likes the ground
Due to gravitational force
Both
None of these
A football is kicked by a boy. 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
Read the statements carefully and choose the correct option.
Statement A: We get energy from food we eat.
Statement B: We need energy to do work.
Statement A. is correct B is wrong
Statement B is correct A is wrong.
Both the statements are correct.
Both the statements are wrong.
Draw an example of a pulley
What is this?
A Pulley
A Wedge
An Inclined Plane
A Nail
