Welcome to the Quiz!

This quiz contains 12 questions from a mix of 1 subtopics.

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

rusting of iron

melting of ice

digestion of food

burning of wood

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What remains constant during a change of state?

volume

mass

temperature

density

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What is the transition of a substance directly from a solid to a gas called?

sublimation

condensation

melting

evaporation

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When a solid dissolves in a liquid solvent, what happens to the total mass?

it increases

it becomes zero

it decreases

it remains constant

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What allows liquids and gases to flow and change shape?

their tightly-packed particles

their free-moving particles

their incompressibility

their inability to change state

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Which state of matter has large spaces between particles, making it easy to compress?

liquid

solid

gas

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What property allows ice to float on liquid water?

its lower density

its higher density

its inability to melt

its ability to sublime

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changes particles or alter their energy levels but do not form new substances.

Physical

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When a solid , its particles mix with a liquid solvent.

dissolves

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What is the term for the transition of a substance from a liquid to a gas?

evaporation

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What is the term for the transition of a substance from a gas to a liquid?

condensation

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Explain why gases are easy to compress compared to solids and liquids.

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