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13 Cards in this Set
- Front
- Back
Weight
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The response of mass to the pull of gravity.
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Mass
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The amount of matter or "stuff in an object."
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Volume
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The amount of space taken up by matter.
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Liquid
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A physical state in which a substance has a definite volume or shape. A liquid will flow into a container and can be changed into a solid by cooling and into a gas by heating.
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Chemical Change
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Process in which atoms of elements and compounds are rearranged into different groupings, producing a new substance. The process is normally accompanied by changes in physical properties and an exchange of energy, usually heat.
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Physical Change
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Change that does not affect the composition of a substance.
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Gas
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A physical state in which a substance has no definite shape or volume. A gas will fill a container of any shape.
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Mixture
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A blending together of different things.
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Soution
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A mixture in which atoms or molecules dissolve or become evenly dispersed into one another.
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Density
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The ratio of the mass to volume of a substance (how much stuff, in how much space).
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Matter
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Substance of which all objects are made.
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Chromatography
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A process by which components of a mixture are seperated by color.
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Solid
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Physical state in which a substance has both volume and shape with molecules held tightly together. A solid can be changed into a liquid by heating.
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