Question

on heating iron becomes?​

Answer 1

Explanation:

When an iron bar is heated to a very high temperature, it initially glows red, and then as its temperature rises it glows white. Incandescence is heat made visible – the process of turning heat energy into light energy.

Answer 2

Explanation:

When an iron bar is heated to a very high temperature, it initially glows red, and then as its temperature rises it glows white. Incandescence is heat made visible – the process of turning heat energy into light energy. ... As the temperature is raised, the peak moves toward and finally into the visible region.