Question

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Answer 1

Answer:

(a) 1)air change it direction

2)night changes to day

(b) no

(c) desirable change

(d) water cycle

Explanation:

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Answer 2

Answer:

Answer is Below.

Explanation:

Answer for question 1

  Change in climate

Answer for question 2

  Yes. It was a chemical change

Answer for question 3

    Yes , all the physical changes are reversible

Answer for question 4

    It is an a 'Undesirable change'

Answer for question 5

     Melting, freezing, boiling are some of the examples for Reversible change.

             

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