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9 Cards in this Set
- Front
- Back
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Element |
Pure substance that cannot be changed into a simpler substance, all one type of atom. |
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Compound |
Pure substances made up of one or two types of elements that are chemically combined. Can only be changed into simpler substances through chemical changes. |
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Mixture |
Physical combinations of two or more types of substances that retain their own properties and are mixed together; they can only be separated through physical means. |
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Atom |
Building block of matter and made up o particles too small to be seen with an optical microscope. |
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Physical Property |
A property that can be observed without changing the substance into a new substance. Ex: density, texture, color, magnetism, boiling point |
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Chemical Property |
A property that can only be observed by changing the substance. Ex: flammability, oxidation. |
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Solid |
A form of matter where the atoms and molecules are tightly packed and can only vibrate. |
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Liquid |
A form of matter where the atoms and molecules can collide with ad move past each other. |
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Gas |
A form of matter where the atoms and molecules move independently, colliding frequently. |
