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23 Cards in this Set
- Front
- Back
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Solid |
Definite shape and volume
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Liquid |
Definite volume no definite shape
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Gas |
No definite shape or volume
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Viscosity |
a liquids resistance to flow |
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Surface Tension |
The force acting on the surface of a liquid
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Physical Property |
can be observed without changing the chemical make up |
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Chemical Property |
trait relating to the change in make up of a substance |
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Phase(State) Change |
the amount of energy required to change form one state to another
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Physical change |
a change that alters the appearance of a substance but not the chemical make up |
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Chemical Change |
a change in matter that produces a new substance |
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Precipitate |
a solid that forms when a chemical reaction occurs
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Atom |
most simple |
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Element |
made up of the same type of atoms, only those atoms |
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Compound |
contains 2 different types of elements |
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Mixture |
2 or more different elements that tare chemically combined |
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Melting |
a substance becomes liquified by heat |
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Evaporating |
a liquid changes too a solid, the molecules at the surface of a liquid gain enough energy to vaporize |
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Freezing |
a liquid changes to a solid
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Boiling |
when a liquid rapidly changes to a solid |
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Condensation |
a gas changes to a liquid
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Sublimation |
a solid changes to a gas
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Endothermic Reaction |
a reaction that takes in energy
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Exothermic Reaction |
a reaction that releases energy |
