CH-1: Matter in our surroundings Class 9

CH-1: Matter in our surroundings Class 9

9th Grade

10 Qs

quiz-placeholder

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CH-1: Matter in our surroundings Class 9

CH-1: Matter in our surroundings Class 9

Assessment

Quiz

Chemistry

9th Grade

Hard

Created by

Rishika Rai

Used 597+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following is not a property of solids-

Rigidity

Fluidity

Definite shape

Definite volume

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Evaporation is-

Directly proportional to humidity

Inversely proportional to humidity

Directly proportional to temperature

Inversely proportional to temperature

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A change of state directly from solid to gas without into liquid state is called-

Deposition

Vaporization

Sublimation

Evaporation

4.

FILL IN THE BLANK QUESTION

20 sec • 1 pt

Convert 300K into Celsius scale-

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Which of the following are factors of evaporation ?

Humidity

Wind speed

Condensation

Increase in surface area

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fusion is-

The process of melting of solid state into liquid state.

The minimum temperature at which a solid melts to become a liquid at atmospheric temperature

When the vapor pressure equalizes the atmospheric pressure

Particles of higher concentration move to lower concentration

7.

FILL IN THE BLANK QUESTION

30 sec • 1 pt

Gases can be liquefied by-

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