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GMS-Gifted vocab list #2
GMS
10
Science
6th Grade
09/30/2007

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Term
Energy
Definition
The ability to do work or cause change.
Term
Substance
Definition
A single kind of matter that has distinct physical and chemical properties.
Term
Physical Property
Definition
A characteristic of a substance that can be observed without changing the substance into something else. For example: hardness, texture, or color.
Term
Chemical Property
Definition
A characteristic that is observed when a substance interacts with another substance. For example: flammability.
Term
Element
Definition
A substance that cannot be broken down into any other substances by chemical or physical means. All of the atoms are the same as in Gold, Oxygen, or Silicon.
Term
Compound
Definition
A substance made of two or more elements chimically combined in a set ratio, or proportion. For example, a carbon dioxide is made of one atom of carbon and two atoms of oxygen.
Term
Mixture
Definition
A substance made from 2 or more substances-elements, compounds, or both-that are in the same place, but that are not chemically combined. They are different from compounds because they retain their individual properties and their parts are not necessarily present in set ratios.
Term
Physical Change
Definition
A change that alters the form or physical appearence of a material but does not make the material into another substance.
Term
States of Matter
Definition
Forms of matter, solid, liquid, or gas...(plasma).
Term
Chemical Change
Definition
A change in matter that results in a new substance.
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