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Class 9 Science: Matter Quiz

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Questions and Answers

Which of the following is an example of a pure substance?

Water (correct)

Air

Saltwater

Concrete

What is the process of a solid changing directly into a gas called?

Evaporation

Sublimation (correct)

Melting

Condensation

Which of the following is an example of a chemical change?

Mixing salt and water

Melting ice

Burning wood (correct)

Cutting paper

Class 9 Science: Matter Quiz

Choose a study mode

Podcast

Questions and Answers

Which of the following is an example of a pure substance?

What is the process of a solid changing directly into a gas called?

Which of the following is an example of a chemical change?

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