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Introduction to ES
McIver-pnhs-intro to I.S.H. vocab
| Question | Answer |
|---|---|
| what is a pure substance? | matter that allways has exactly the same compasition; an element or compound |
| what is a element | a substance that cannot be broken down into a simpler substance |
| what is a atom | the smallest partical in a element |
| what is a compound | a substance thatis made from two or more simpler substances and can be broken downinto those simpler substances |
| what is a hetergeneous mixture | a type of mixture in which the parts of a mixture are noticeably differnt from one another |
| what is a homogeneous mixture | a type of mixture in which the substance are so evenly distributed that its so hard do dist |
| what is a solution | a mixture that forms when a substance dissolves and forms a homogeneouse mixture |
| w3hat is suspension | a mixure that seperatesd into layers after a while |
| what is a colloid | a mixture that contains some particals that are intermediate in size between the small particals in a solution and the larger particalsin a suspention |