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6th gd science ch 2
week 2
Question | Answer |
---|---|
is anything that has mass and takes up space | matter |
is the study of properties of matters and how matters change | chemistry |
is a single kind of matter that is pure | substance |
is a charactenstic of pure substance that can be observed with out changing it onto another substance | physical property |
is a charactic of a pure substance that describes its ability to change into different | chemical property |
is a pure substance that cannot be broken down into any other substance | element |
is basic particle from which all elements are made | atom |
groups of two oa more atoms held together by chemical bonds | moleculs |