EASY
6th CBSE
IMPORTANT
Earn 100

Tearing of paper is a physical and reversible change.

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Important Questions on Changes Around Us

EASY
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 4
Cooking of food is an irreversible change.
EASY
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 5
Some objects contract on heating.
EASY
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 6
A tight lid can be opened easily by heating slightly.
EASY
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 7
The substances that react with each other in a chemical change are called reactants. 
EASY
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 8
Electric wires should be kept tight always. 
MEDIUM
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 1

Circle the odd one out:

Burning of paper, yellowing of leaves, food getting digested, tearing of paper

MEDIUM
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 2

Circle the odd one out:

inflating a balloon, freezing water into ice, rusting, steam turning into water

MEDIUM
6th CBSE
IMPORTANT
Sciwise - A coursebook of Science>Chapter 6 - Changes Around Us>EXERCISE>Q 3

Circle the odd one out:

Cutting an apple, cooking food, breaking of a glass, slicing of vegetables