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Matter Test 2016
| Term | Definition |
|---|---|
| A characteristic that can be observed without changing the identity of the matter. | physical property |
| The ability to dissolve and mix evenly with water | solubility |
| The ability to be molded and shaped, like clay | malleability |
| How shiny an object is | luster |
| Ice turns to liquid water when it reaches its | melting point |
| The measure of the pull of gravity on an object | weight |
| The smallest unit of matter | atom |
| Two or more different elements bonded together and can’t be separated | compound |
| Two of the same atoms joined | diatomic molecule |
| Your weight would change on a planet because of the change in gravity | True |
| How many types of atoms are in an element? | one |
| Homogeneous mixtures are the same in all parts. | True |
| Heterogeneous and homogeneous mixtures are always liquids. | False |
| Baking a cake is an example of a physical change. | False |
| Elements and compounds are two types of pure substances | True |
| A diatomic molecule is still an element. | True |
| Copper wire heats up quickly because it has good | thermal conductivity |
| The reason why a paper clip will attach to a magnet. | magnetic attraction |
| The type of mixture that can be separated by physical means | heterogeneous |
| The air inside a balloon. | An example of matter. |
| An example of a homogeneous mixture | lemonade |