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Matter in our surroundings class 9

Total questions: 40

Worksheet time: 21mins

Name
Class
Date
1.

Evaporation depend upon

a)

Exposed surface area

b)

Temperature

c)

Humidity

d)

Speed of wind

e)

All the above

2.

If we keep cold drink bottle in freezer, the bottle will break

a)

True

b)

False

3.

The physical state of matter depend on

a)

Temperature

b)

Mass

c)

Temperature and pressure

d)

Pressure

4.

The common unit of measuring volume is

a)

Cubic meter

b)

Litre

c)

Kilogram

d)

Millilitre

5.

1L=

a)

1cm³

b)

1dm³

c)

1m³

d)

1000ml

6.

A driver is able to cut through water in a swimming pool. Which property of matter does this observation show

a)

Particles of matter have space between them

b)

Particles of matter are continuously moving

c)

The matter is made up of particles

d)

Particles of matter attract each other

7.

Which produce more severe burns

a)

Boiling water

b)

Steam

8.

Evaporation causes

(a)  

9.

Boiling is ____________ phenomenon

a)

Surface

b)

Bulk

10.

Matter is made up of

(a)  

11.

Which of the following statement is correct

a)

Density is directly proportional to volume

b)

Density is indirectly proportional to mass

c)

Volume is indirectly proportional to mass

d)

None of the above

12.

Choose the correct arrangement of the following matter in increasing order of density

a)

Exhaust from chimney<air<cotton<water<chalk<honey<iron

b)

Air<Exhaust from the chimney<cotton<water<honey<chalk<iron

c)

Air<Exhaust from the chimney<water<honey<cotton<chalk<iron

13.

What is the SI unit of temperature is

a)

Celsius

b)

Fahrenheit

c)

Kelvin

d)

Joule

14.

Which of the following cannot be considered a form of matter

a)

Electron

b)

Atom

c)

Humidity

d)

Water

15.

Which of the following has highest kinetic energy?

a)

Particles of ice at zero degree celsius

b)

Particles of water at 0 degree Celsius

c)

Particles of water at hundred degree Celsius

d)

Particles of steam at 100 degree Celsius

16.

Which of the following is most suitable for summer

a)

Cotton

b)

Nylon

c)

Silk

d)

Polyester

17.

Which of the following does not affect the rate of evaporation

a)

Temperature

b)

Wind speed

c)

Insoluble heavy impurities

d)

Exposed surface area

18.

Which of the following is accompanied by cooling

a)

Condensation

b)

Evaporation

c)

vaporization

d)

None of the above

19.

Which of the following are not the characteristic of liquid

a)

Fluidity

b)

Definite shape

c)

Compressibility

d)

Definite volume

20.

Which of the following will not sublime

a)

Camphor

b)

Ammonium chloride

c)

Bromine

d)

Iodine

21.

The conversion of water to vapour by heating is called

a)

Boiling

b)

Melting

c)

Evaporation

d)

Condensation

22.

During summer water kept in the earthen pot becomes cools due to the phenomenon of

a)

Diffusion

b)

Osmosis

c)

Transpiration

d)

Evaporation

23.

The fifth state of matter is given by?

a)

Albert Einstein

b)

Satyendra Nath Bose

c)

Subash Chandra Bose

d)

Both Satyendra Nath Bose and Albert Einstein

24.

What is the full form of LPG

(a)  

25.

How many states of matter are there?

a)

3

b)

5

c)

2

d)

4

26.

Full form of CNG

a)

Car needs gas

b)

Compressed Nitrogen Gas

c)

Compressed Natural Gas

d)

Compression Natural gas

27.

What is the formula of ammonium chloride?

a)

NaCl

b)

MgCl

c)

AmCl

d)

NH4Cl

28.

As the temperature of matter increases the kinetic motion of particles of matter

a)

Doesn't change

b)

Decreases

c)

Increases

29.

The panch tatva or five basic elements are

a)

Air, water, trees, soil, fire

b)

Earth, water, fire, sky, air

c)

Sand, water, fire, air, sky

d)

Sky, water, oxygen, fire, earth

30.

Write the full form of BEC

a)

Boise Einstein condensate

b)

Bones condensate Einstein

c)

Bose Einstein condensate

d)

Bose Einstein condensation

31.

The sun and the star glow because of the presence of (a)   in them

32.

When 2-3 crystals of potassium permanganate are dissolved in water, the colour of the water will be

a)

Blue

b)

Yellow

c)

Purple pink

d)

Red

33.

What is the formula for copper sulphate

a)

CoSO4

b)

CuSO3

c)

CuS

d)

CuSO4

34.

Which of the following energy is absorbed during the change of state of substance

a)

Specific Heat

b)

Heat capacity

c)

Latent heat

d)

Heat of solution

35.

The process involving the change of state from solid to gas is

a)

Sublimation

b)

Fusion

c)

Evaporation

d)

Boiling

36.

The dry ice is also known as

a)

H2O in solid-state

b)

CaCO3

c)

Solid Co2

d)

CO3

37.

Evaporation of liquids takes place

a)

At it's boiling point

b)

Above boiling point

c)

Below it's boiling point

d)

Above and at its boiling point

38.

The rate of evaporation increases with

a)

a decrease of wind speed

b)

an increase of humidity

c)

a decrease of temperature

d)

an increase of surfaced area

39.

Which of the following is not a matter

a)

Smell of hot sizzling food

b)

Vaccum

c)

Perfume

d)

Air

40.

What does the photo illustrate

a)

Solidification

b)

Cooling

c)

Thermal expansion

d)

None of the above

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