Question

(2) Iron____ on heating.
(3) When cold water is poured over a hot iron rim, it_______.
( 4 ) If we sharpen a pencil again and again, its______decreases.
(5) The transformation of a solid substance into liquid is a/an______change.​

Answer 1

Explanation:

(2) melt on heating..

hope this will help you.....⁉️❣️

Answer 2

Answer:

3) the water becomes into gas form

Explanation:

in here the process involved is vaporization,this mean water turns into gas form