Question

3. Common salt is obtained from lake/sea water. Name the process behind this method.

4. What is the physical process behind the occurrence of rain ?

5. Which is a better method for separating sawdust from water - sedimentation, decantation or filtration​

Answer 1

Answer:

1. sea
2. evaporation
3. filtration

Answer 2

Answer:

3. Evaporation

4. water cycle

5. decantation

Explanation:

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