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introduction to ES
White PNHS intro to I.S.H vocab
| Question | Answer |
|---|---|
| What is an element? | An element is a substance that cannot be broken down into simpler substances. * Fixed composition because it only has one type of atom |
| What is an atom? | An atom is the smallest particle of an element. |
| What is the difference between a heterogeneous and a homogeneous mixture? | In a heterogeneous mixture, the parts are noticably different. Ex.)MIxed Nuts IN a homogenous mixture, the substances are evenly distributed so you cannot see the different substances. Ex.) a spoon |
| What is a compound | A substance that is made from two or more simpler substances, elements or other compounds. |
| What is a solution? | A solution is when substances dissolve and form a homogeneous mixture. |
| What is a suspension? | A suspension is when a heterogenous mixture seperates over time into layers. |
| What is a colloid? | A colloid is when something contains particles intermediate in size between the small particles in a solution and large particles in a suspension. |