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chem 10 heat
heat vocab
| Question | Answer |
|---|---|
| chemistry | the science that deals with the materials of the universe and the changes that these materials undergo |
| matter | what things on the earth are made of. |
| atom | a unit of matter; the smallest unit of an element. |
| element | cannot be broken down into any other substances by chemicals. |
| compound | substances that have the same composition no matter where we find them. |
| molecule | the smallest physical unit of an element or compound. |
| solid | has a fixed shape and volume |
| liquid | has a definite volume but takes the shape of its container. |
| gas | has no fixed volume or shape; takes the shape and volume of its conainer. |
| temperature | a measure of warmth or coldness of an object. |
| Heat | a flow of energy due to a temperature difference. |