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16 Cards in this Set
- Front
- Back
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physical change
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A change in a substance that does not involve a change in the identity of the substance
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separate
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come apart
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mixture
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A combination of two or more substances that are not chemically combined
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chemical change
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A change in matter that produces one or more new substances
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chemical reaction
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the process by which one or more substances change to produce one or more different substances
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substance
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A single kind of matter that is pure and has a specific set of properties.
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physical properties
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characteristics of matter that can be seen through direct observation such as density, melting point, and boiling point
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chemical properties
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properties that can be observed during or after a chemical reaction (flammability, reactivity with oxygen)
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states of matter
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the physical forms of matter, which include solid, liquid, and gas
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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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A state of matter that has no definite shape but has a definite volume.
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gas
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A state of matter with no definite shape or volume
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mass
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A measure of how much matter is in an object
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weight
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A measure of the force of gravity on an object
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gravity
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A force of attraction between objects that is due to their masses.
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matter
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Anything that has mass and takes up space
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