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_________________ is when materials and substances change from one form to another during heating or cooling.
Change of state
When a solid changes state to become liquid.
Melting
When a liquid changes state to become solid.
Solidifying
When cooled, the particles lose energy that they move so slow and move closer together.
Solidifying
When heated, the particles gain energy that they move so fast and move away from each other.
Melting
What change of state is this?
Melting
What change of state is this?
Solidifying
(True or False) Gold and silver can be melted when heated with very high temperature.
True
