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properites of matter
vocabulary words
| Question | Answer |
|---|---|
| what is a pure substance? | Matter that always has exactly the same compostion |
| what is an element? | A substance that cannot be broken down into simpler substances |
| what ia an atom? | The smallest praticle of an element |
| What is a compound? | A substance that is made from two or more simpler substances and can be broken down into those simpler substances. |
| What is a heterogeneous mixture? | The parts of the mixture that are noticeably different from one another. |
| What is a homogeneous mixture? | The substance so evenly distributed that it is difficult to distinguish one substance in the mixture from another. |
| What is a solution? | When a substance dissolves and forms a homogeneous mixture. |
| What is suspension? | A heterogeneous mixture that separates into two layers over time. |
| What is a colloid? | Contains some particles that are intermediate in size between the small particles in a soultion and the larger particles in a suspension. |