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Semester TEST
Mr. Blooms vocab
Question | Answer |
---|---|
mixture | 2 or more substances together that retain their own properties easy to seperate |
Compound | 2 or more substances together that chemically join |
element | substance with only one type of atom in it |
Solution | mixture where particles are so well distributed they seem to disappear |
dental fillings | liquid in a solid |
gasoline | liquid in a liquid |
soda | gas in a liquid |
metal (alloys) | solid in a solid |
brass | copper & zinc |
steel | carbon & iron |
sterling silver | copper & silver |
bronze | tin & zinc & copper |
3 ways to dissolve thing faster | 1) stir-more contact 2)cutting/crushing-more surface area 3) heat it-particles move faster |