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Question Practice

What can be concluded about undesirable changes?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA

Changes Around Us: Physical and Chemical

What can be concluded about un...

Single Answer MCQ

Q-00127856

What can be concluded about undesirable changes?

1

They cannot be useful.

2

They always occur suddenly.

3

Some may have beneficial effects in specific situations.

4

They only impact physical substances.

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Q1.

Which of the following is a physical change?

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What happens when air is blown into lime water?

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Q3.

Which process shows that a substance can change its appearance?

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Q4.

When ice melts, what type of change occurs?

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