Chap. 2 Word Scramble
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| Question | Answer |
| matter | anything that has mass and takes up space |
| atom | tiny particles that matter is made up of |
| element | substances that are made of only one type of atom |
| proton | positive electric charge |
| neutron | no electric charge |
| electron | negative electric charge |
| atomic number | the number of protons and electrons in an atom |
| mass number | number of protons plus the number of neutrons |
| isotope | same elelment but different numbers of neutrons |
| compound | contains atoms of more than one type of element that are chemically bonded together |
| ions | electrically charged atoms |
| mixture | two or more substances not chemically combined |
| heterogeneous mixture | not mixed evenly and each component retains its properties |
| homogenous mixture | evenly mixed throughout |
| solution | another name for homogenous mixture |
| density | number of the measure of mass of an object divided by its volume |
Created by:
STEPHEN!
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