Question

What is this phenomena called as? (a) The area of a sheet of a solid material

increases on heating. (b) The volume of a sheet of a solid material also

increases on heating.​

Answer 1

Answer:

answer

Explanation:

(a).Whenever there is an increase in the dimensions of a body due to heating, then the body is said to be expanded and the phenomenon is known as expansion of solids.

(b).When a solid body (like metal ball) is heated, it generally expands in all the direction. Its volume increases as on increasing temperature, this type of increase in the volume of a body on heating is known as cubical expansion.