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Investigation 1
| Question | Answer |
|---|---|
| Mixture | two or more materials mixed together |
| Property | A characteristic of an object that you can observe |
| Solution | A special mixture formed when a material dissolves in water |
| Evaporation | When a liquid turns into gas leaving dissolved materials behind |
| Dissolving | A process where the first material seems to disappear |
| Crystal | A solid material that can be identified by its shape or pattern |
| Compare and contrast mixtures and solutions | Mixtures can be separated by screen or filter paper. Solutions can be separated by evaporation for the water it is in. They both can be separated |
| Identify substances as mixtures and solutions | Mixture you can see in water when a solution you can not |
| Give the chemical name for salt | NaCl |
| Explain two ways to obtain salt | Dig it up from the ground or boil the liquid it is in |
| Explain how to separate salt from salt and water solutions | You have to let the water vaporate |