Question

which household chore is a physical change?

folding laundry
burning yard waste
cooking dinner

Explanation:

Analyze the definition of physical changes

A physical change alters the form or appearance of a substance without changing its chemical composition or creating new substances.

Evaluate the given household chores

• Folding laundry: Only changes the shape and arrangement of the fabric. No new chemical substances are formed. This is a physical change.
• Burning yard waste: Combustion reaction that converts organic matter into ash, carbon dioxide, and water vapor. This is a chemical change.
• Cooking dinner: Involves chemical reactions such as protein denaturation, caramelization, and thermal decomposition. This is a chemical change.

Identify the correct option

Folding laundry is the only chore listed that represents a physical change.

Answer:

• Folding laundry (Correct answer)
• Burning yard waste
• Cooking dinner