Question

TIONS
PATERNATIO
RAINBOW INTERNATIONAL SCHOOL
MOUNT
SCHOOL
WORKSHEET 2020-21
SUBJECT: Science
(Ch-6 Physical and chemical changes)
CLASS: VII
SECTION:
NAME:
DATE:
Answer the following questions.
1. Classify the following into physical and chemical changes.
i) Rusting of iron ii) Chopping of wood iii) Respiration
iv) Melting of ice v) Digestion of food vi) Burning of crackers
vii) Growing of a seed into plant viii) Dissolving sugar in water​

Answer 1

Answer:

1 at one chemical change

2nd one physical change

3 rd one chemical change

4 th one physical change

5 th one chemical change

6 th one chemical change

7 th one physical change

8 th one chemical change