Calculate the specific heat capacity of copper given that 204.75 J of energy raises the
temperature of 15g of copper from 25° to 60° C.

Protons have a positive charge and, collectively, give an element its atomic number.

The radiation of the fire causes the saucepan to heat up. the conduction of the saucepan then to distribute the heat over the saucepan and to give heat to the water. the convection of the water distributing the heat within the water, till all the water is boiling

Inelastic is the answer your looking for.