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science=ch.14
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Question | Answer |
---|---|
atom | the smallest particle that still behaves like a original matter it came from. |
element | matter made up of only one kind of atom |
molecule | two or more atoms joined together |
periodic table | a chart that scentists use to organize the element |
nucleus | a dense area in the center of an atom that contains protons and neutrons |
which is not an emple of matter,air,soil,heat, or water | heat |