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.
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When a solid , its particles mix with a liquid solvent.
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What is the term for the transition of a substance from a liquid to a gas?
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What is the term for the transition of a substance from a gas to a liquid?
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Explain why gases are easy to compress compared to solids and liquids.
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