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29 Cards in this Set
- Front
- Back
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Matter and energy are...
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linked.
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Matter and energy are two basic components of the...
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universe
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Anything that has mass and occupies space is...
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matter.
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In many solids, particles are pulled into a rigid, organised structure of repeating patterns called a...
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crystal lattice.
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Liquids and solids have a definite...
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volume.
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Gas has no definite...
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volume.
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When a substance goes from one state of matter to another, the process is called a...
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change of state.
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The temperature at which melting occurs is called the...
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melting point.
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Changes of state AKA...
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phase changes.
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The process by which a substance moves from liquid state to gas state is called...
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boiling.
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The temperature of boiling water will remain constant untill all the water has been converted to...
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steam.
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(s)
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solid
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(l)
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liquid
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(g)
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gas
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H20(S) -> H20(L) -> H20(G) =
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ice to water to steam
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Going from a gas to a liquid is called...
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condensation.
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Going from a liquid to a solid is called...
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freezing.
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Gas particles have a high amount of...
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energy
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During condensation, ... are drawn together.
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particles
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Energy is removed by...
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cooling.
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The freezing point is the same as the...
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melting point.
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The process of going from a solid, directly to a gasseous state is called...
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sublimation
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The reverse of sublimation is...
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deposition.
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A substance with a definite and constant composition or make-up is a...
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pure substance.
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A pure substance can be either an ... or a ...
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element or compound
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An element is composed of a single kind of...
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atom
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An atom is the smallest particle of an... that still has all the properties of the...
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element.
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Elements are the building blocks of...
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matter.
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A compound is composed of two or more...
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elements.
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