Which contribution added to Rutherford's discovery of a positive nucleus?

Calcium chloride +gold(1) oxide—>

In a copper wire, a temperature increase is the result of which of the following

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.