question 2\nchoose the physical change\nslicing a watermelon\nburning a metal\nformation of a precipitate in…

question 2\nchoose the physical change\nslicing a watermelon\nburning a metal\nformation of a precipitate in a mixture\nroasting marshmallows over a fire
Answer
Brief Explanations:
A physical change alters the form or appearance of a substance without changing its chemical composition. Slicing a watermelon only changes its physical shape and size. Formation of a precipitate, burning a metal, and roasting marshmallows involve chemical reactions that change the chemical nature of substances.
Answer:
Slicing a watermelon