What is the color of the stars with the highest surface temperature?

This chart represents the melting point of several substance. what besy explains the high melting point of the salt?

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

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.