Define fast changes with two examples.

Important Questions on Changes Around Us

EASY

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST YOUR SKILLS>Q 1

Why does a blacksmith heat the metal rim to fix it on a cartwheel?

MEDIUM

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST YOUR SKILLS>Q 2

Define expansion and contraction and give an example of each.

EASY

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST ASSIGNMENT>Q 1

Is melting of wax reversible or irreversible change?

EASY

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST ASSIGNMENT>Q 2

Change of weather can be classified as a _____ change. (slow/fast)

EASY

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST ASSIGNMENT>Q 2

Cooking of food can be classified as a _____ change. (reversible change/ irreversible change)

EASY

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST ASSIGNMENT>Q 3

Give two examples of irreversible changes.

EASY

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST ASSIGNMENT>Q 4

Classify the change (Slow or Fast).
i) Burning of paper     ii) Growth of a plant     iii) Rusting of iron     iv) Ripening of a fruit

MEDIUM

6th CBSE

IMPORTANT

Science>Chapter 6 - Changes Around Us>TEST ASSIGNMENT>Q 5

Define reversible and irreversible changes with example.