Melting and freezing are both physical changes, which are often easy to reverse. To reverse this process, the water would need to be cooled enough until it freezes back into ice. This works because ...

Students learn how to write and balance equations originally stated in words. Word Equations and Balancing: The law of conservation of mass is used to provide standard rules for writing and balancing ...

Save guides, add subjects and pick up where you left off with your BBC account. Melting and freezing are both physical changes, which are often easy to reverse. To reverse this process, the water ...