Which of the following is an example of a physical change? (2019)

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Question: Which of the following is an example of a physical change? (2019)

Options:

Correct Answer: Dissolving sugar in water

Exam Year: 2019

Solution:

Dissolving sugar in water is a physical change because it can be reversed by evaporation.

Which of the following is an example of a physical change? (2019)

Which of the following is an example of a physical change? (2019)

Step 1: Understand what a physical change is. A physical change is when a substance changes its form but not its chemical composition.
Step 2: Identify the example given: dissolving sugar in water.
Step 3: Recognize that when sugar dissolves, it mixes with water but does not change into a different substance.
Step 4: Consider if the change can be reversed. You can get the sugar back by evaporating the water, which shows it is a physical change.
Step 5: Conclude that dissolving sugar in water is indeed a physical change.

No concepts available.