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19 Cards in this Set
- Front
- Back
Matter
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Anything that has mass and takes up space.
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Mass
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A measure of how much matter there is an object.
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Volume
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The amount of space an object takes up.
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Property
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A characteristic that describes matter.
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Solid
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A state of matter that has a definite shape and a definite volume.
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Liquid
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The state of matter that has a definite volume but no definite shape.
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Gas
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A state of matter that has no definite shape or volume.
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States of Matter
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Any of the three forms that matter may ordinarily take: solid, liquid, or gas.
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Atom
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The smallest particle of an element that has the properties of that element.
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Physical Change
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A change in which the size, shape, or state of matter changes, but no new substances are formed. (A REVERSIBLE CHANGE)
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Chemical Change
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A change in matter that results in one or more different kinds of matter forming. (AN IRREVERSIBLE CHANGE)
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Physical Property
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Something that can be observed with the senses, measured, or described when looking at a piece of matter.
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Condense
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To change states from a gas to a liquid, mainly due to the temperature getting cooler.
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Evaporate
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To change states from a liquid to a gas, mainly due to the temperature getting warmer.
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Freeze
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To change states from a liquid to a solid, mainly due to the temperature getting colder.
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Melt
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to change states from a solid to a liquid, mainly due to the temperature getting warmer.
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Mixture
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A combination of substances in which a chemical reaction does not occur.
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Pressure
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Physical force placed on an object.
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Solution
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A mixture in which one substance is spread evenly through another substance, such as a solid dissolving in a liquid and becoming invisible.
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