Question

practice it!
select all options that are examples of a physical change.
dissolving sugar in water
boiling water
digesting food
breaking a glass
crushing a can
rusting pipe

Explanation:

• Dissolving sugar in water: Only physical state changes, no new substance formed.
• Boiling water: Liquid to gas (steam), no new chemical substance.
• Breaking a glass: Physical shape change, no chemical reaction.
• Crushing a can: Physical deformation, no new substance.
• Digesting food: Involves chemical reactions (enzymes breaking down food).
• Rusting pipe: Iron reacts with oxygen (chemical change).

Answer:

dissolving sugar in water, boiling water, breaking a glass, crushing a can