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THE NATIONAL SCIENCE DAY

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

The pull and push of an object is called _____.

a)

friction

b)

force

c)

pressure

2.

______________ soil is found in desert.

a)

Sandy

b)

Clayey

c)

Loam

3.

Shadows are always formed on the same side to the source of light.

a)

True

b)

False

4.

Cutting down of naturally grown trees in large numbers is called _______.

a)

deforestation

b)

afforestation

c)

forestation

5.

When two objects touch each other, a special type of force develops this force is called as _____.

a)

muscular

b)

friction

c)

gravity

6.

When sand, clay and humus mix together _______ is formed.

a)

sand

b)

clay

c)

loam

7.

Soil is formed due to ______.

a)

water vapour

b)

breaking down of rocks

c)

all of the above

8.

Which among the following is not an unpleasant sound?

a)

Banging the door

b)

Honking horn

c)

Chirping of birds

9.

When the sun gets higher in the sky, shadows get ______.

a)

longer

b)

darker

c)

shorter

10.

Identify the image of the given shadow.

a)
b)
c)
11.

Which of the following is the natural source of light?

a)

Firework

b)

Lightbulb

c)

Sun

12.

We use kilogram to measure _________.

a)

weight

b)

length

c)

capacity

13.

What are the measuring units of liquid?

a)

kilograms and grams

b)

litres and millilitres

c)

litres and grams

14.

When a gas changes into a liquid it is called _____.

a)

condensation

b)

evaporation

c)

freezing

15.

A liquid changes into a gas during _________.

a)

condensation

b)

evaporation

c)

precipitation

16.

Measuring cylinders and measuring cans are used for measuring _________.

a)

capacity

b)

length

c)

weight

17.

Milk is a _____. It can take the shape of any container in which it is kept.

a)

solid

b)

liquid

c)

gas

18.

At the start of a football game, a footballer kicks a ball placed in the middle of the field to move the ball.

What is the effect of force on the object?

a)

Change the direction of a moving object

b)

Make a moving object stop

c)

Make a stationary object move

19.

_______ is the gaseous form of water.

a)

Water vapour

b)
Rain
c)
Snow
20.

What are the three states of matter?

a)

boxes, solids, and gases

b)

square, circle and triangle

c)

solids, liquids and gases