EASY
7th ICSE
IMPORTANT
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Oil is more viscous than water. 

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Important Questions on Matter and its Composition

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 4
Gases cannot be compressed. 
HARD
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 1

Choose the correct option in each case.

Process Energy is _____ Intermolecular force _____
evaporation absorbed / released increases / decreases
condensation absorbed / released increases / decreases
sublimation absorbed / released

increases / decreases
freezing absorbed / released increases / decreases
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 1

Define the term matter. 

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 2

Define the term mass.

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 3

Define the term volume. 

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 4

Define the term intermolecular force. 

MEDIUM
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 1

Differentiate between the terms viscosity and fluidity. 

MEDIUM
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 1 - Matter and its Composition>CHECKPOINT>Q 2

Differentiate between the terms melting and freezing.