Question

Which statement about the direction of a change of state is correct?
a.
Melting is the reverse process to boiling.

b.
Melting is the reverse process to condensation.

c.
Melting is the reverse process to freezing.

d.
Melting is the reverse process to sublimation.

Answer 1

Answer:

option c) Melting is the reverse process of freezing is the correct answer.

Explanation:-

Melting is the process by which a substance in its solid change turns to liquid on applying heat.

And freezing is the exact opposite of it.

Freezing is the process by which a substance in its liquid state changes to solid state on removing heat.

Answer 2

Answer:

a. on heating

b. on cooling

c. Cooling

d. On heating

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