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CBSE Class 4 EVS Worksheet

Work, force and energy

1.

How do plants make their own food?

2.
Fill in the blanks: Body produce energy from the _______ we eat.
A) Food B) sunlight C) pressure D) cookies
3.
Fill in the blanks: Energy is the ________ to do work.
A) ability B) probability C) task D) force
4.
State True or False: There is lot of space between particles in a gas.
A) true B) false
5.
What is the use of wind energy?
6.
Give examples of complex machines.
7.
What is used to apply force?
8.
Fill in the blanks: Whenever _______ is applied, energy is used.
A) work B) pressure C) energy D) force
9.
State True or False: Machines are of more than two types.
A) true B) false
10.
State True or False: There exists only one form of energy.
A) true B) false
11.
State True or False: Force cannot change the direction of a moving object.
A) true B) false
12.
Fill in the blanks: To move a light object _______ force is used.
A) less B) more C) no D) maximum
13.
State True or False: Burning wood, LPG, coal is used to cook food.
A) true B) false
14.
What is the use of electrical energy?
15.
Fill in the blanks: Force can change the _______ of a moving object.
A) Motion B) direction C) space D) form
16.
Fill in the blanks: We use energy from _______ sources in our daily life.
A) different B) same C) normal D) any
17.
Name some forms of energy.
18.
Give some examples of heavy objects.
19.
State True or False: Pencil is an heavy object.
A) true B) false
20.
Fill in the blanks: _______ is done when object moves a distance on applying force.
A) work B) pressure C) energy D) force

CBSE Class 4 EVS Worksheet

Work, force and energy

Answers

1.

Plants make their own food using sunlight.

2.
Option A
3.
Option A
4.
Option A

5.
Wind energy is used to work pumps in agricultural field.
6.
Sewing machine, bicycle, etc.
7.
Energy is used to apply force.
8.
Option D
9.
Option B
10.
Option B
11.
Option B
12.
Option A
13.
Option A

14.
It is used in computers, refrigerators, fans heaters, etc.
15.
Option B
16.
Option A

17.
Solar energy, wind energy, electrical energy, etc.
18.
Table, fan, chair etc.
19.
Option B
20.
Option A

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