EASY
7th CBSE
IMPORTANT
Earn 100

A physical change is a change.

(Clues- reversible, chemical, irreversible)

100% studentsanswered this correctly

Important Questions on Changes Around Us

EASY
7th CBSE
IMPORTANT
Is a physical change temporary or permanent? 
MEDIUM
7th CBSE
IMPORTANT
Name the kind of change in rusting of iron.
MEDIUM
7th CBSE
IMPORTANT
Name the method which can prevent rusting.
MEDIUM
7th CBSE
IMPORTANT
In which change heat is absorbed or given out? 
EASY
7th CBSE
IMPORTANT
What is the chemical symbol for iron ? 
MEDIUM
7th CBSE
IMPORTANT
Differentiate between a physical change and a chemical change with examples. 
MEDIUM
7th CBSE
IMPORTANT
Describe any four uses of chemical changes.
EASY
7th CBSE
IMPORTANT
What is rusting?