Which One of the Following Represents a Physical Change

question 38

Multiple Choice

Which one of the following represents a physical change?

• A)water, when heated to 100°C, forms steam
• B)bleach turns hair yellow
• C)sugar, when heated, becomes brown
• D)milk turns sour
• E)apples, when exposed to air, turn brown

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Definitions:

Overlearning

The practice of continuing to study or practice beyond the point of initial mastery, improving retention and recall of information.

Counterproductive

Activities or behaviors that hinder the attainment of a goal rather than assisting in its achievement.

Verbatim

Word for word; in exactly the same words as were originally used.

Anticipate

To look forward to or expect a future event or outcome, often making preparations in advance.