8th Science: Fall Final Exam Review Part 1
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Created by:
ginsbergrah on January 9, 2009
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20 terms
Terms | Definitions |
|---|---|
 magma | When metamorphic rock melts, it forms __________. |
| igneous rock | Magma (very hot!) cools to form __________; no fossils here. |
| sedimentary rock | Type of rock that usually forms under water. |
| fault | A transform boundary usually causes __________ to form. |
| proton | Positive subatomic particle in an atom. |
| electron | Negative subatomic particle in an atom. |
| neutron | Neutral subatomic particle in an atom. |
| nucleus | Where the greatest mass of an atom is found; contains protons and neutrons. |
| electrically neutral atom | An atom with the same # of electrons and protons. |
| electron cloud | Located around the nucleus; contains electrons. |
| independent variable | <3 |
| balanced | A chemical equation is ________ when it has the same # of atoms on each side of the yield sign. |
| valence electrons | Electrons involved in chemical bonds; found on the outer shell. |
| endothermic | A reaction that lowers the temperature; substance gets cold. |
| exothermic | A reaction that raises the temperature; substance gets hot. |
| solid | State of matter in which molecules vibrate in place. |
| gas | State of matter that takes the shape of its container and has no definite volume. |
| liquid | State of matter that takes the shape of its container and does have a definite volume. |
| convection currents | Force that causes continents to move. |
| fault | Landform created by the side-to-side movement of a transform boundary. |
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