Question

What are the four effects on the matter of adding heat?

Answer 1

Answer:

The effect of heat energy on matter may be: (i) Rise in temperature; (ii) Change in dimension (usually expansion in size); (iii) Change of state (solid to liquid / gas, etc.); (iv) Change in conductivity / resistance; (v) Change in solubility; (vi) Demagnetization; (vii) Chemical Change e. g., evolution of gases.