Question

which of these is an example of a physical change? all of these mixing sand and shells in a bowl a puddle evaporating in the sun ripping a piece of aluminum foil

Explanation:

A physical change is a change in which the form or appearance of matter changes, but not its chemical composition. Ripping aluminum foil changes its shape, mixing sand and shells is a physical combination, and evaporation of a puddle is a change of state from liquid to gas without altering the chemical nature of water. All are physical changes.

Answer:

A. All of these