Chap. 9 lessons 2 Word Scramble
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| Question | Answer |
| The part of an atom that circles the nucleus and has a negative charge. | electron |
| The parts of an atom that are in the nucleus and have a positive charge. | protons |
| The parts of the atom that are in the nucleus and have no charge | neutrons |
| Everything in th world around you. | matter |
| Small particles inside protons and nuetrons. | quarks |
| The center of an atom that contains the protons and neutrons. | nucleus |
| A pure substance that cannot be broken down into anything simpler. | element |
| All matter is made up of __________________. | elements |
| Elements are made up of _______________. | atoms |
| The heaviest (densest) part of an atom | nucleus |
| The number of protons in the nucleus of an atom determines its ___________________. | atomic number |
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