PhysicalChangesMix

In a physical change, the matter changes shape and state, but the matter is the same.

physicalchange_wordle

A physical change can happen when we heat, freeze, cut, bend, twist, stretch or squash a substance. [+]

ChemicalChangesMix

A chemical change is when a new substance is produced.

chemicalchange_wordle

A chemical change can happen when we burn a substance or expose a substance to air. [+]