Question

A Tick() the correct answer.
1. Most materials which occur in nature are
a. pure compound
b. pure elements
c. mixtures
d. none of these
2. The process of settling down of the particles of an insoluble solid in a liquid is called
a. decanation
b.sieving
c. sedimentation
d. winnowing
3. The property which forms the basis of winnowing is
a. difference in weight
b. difference in size
c. difference in colour
d. difference in shape ​

Answer 1

Answer:

1.c

2.c

3.c

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Answer 2

Answer:

1.b

2.c

3.a

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