Which of these are physical changes in matter? Check all that apply.boiling watera pencil being sharpenedexploding dynamitefreezing waterrotting cheese

A physical change alters a substance’s form or state without creating a new substance. Boiling water and freezing water are changes of state, and sharpening a pencil changes its shape and size. Exploding dynamite and rotting cheese involve chemical changes that produce different substances.

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