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5th grade
Term | Definition |
---|---|
volume | The amount of space an object takes up |
atom | the smallest particle that still behaves like the original matter it came from |
molecule | 2 or more atoms joined together |
nucleus | the part of a cell that directs all of the cell's activities.a dense area in the center of an atom that contains protons and neutrons |
element | matter made up of only one kind of atom |
periodic table | a chart that scientists use to organize the elements |