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solar system, inner earth, rock cycle
| Term | Definition |
|---|---|
| GEOCENTRIC | PLANET SYSTEM WITH THE EARTH AT THE CENTER |
| HELIOCENTRIC | PLANET SYSTEM WITH THE SUN AT THE CENTER |
| ASTRONOMY | STUDY OF SPACE; ITS MOTION AND ITS COMPONENTS |
| GRAVITY | FORCE THAT PULLS OBJECTS TOWARDS EACH OTHER; PULLS TO CENTER OF EARTH |
| ELLIPSE | OVAL SHAPED PATTERN OF THE PLANETS AROUND SUN |
| INERTIA | TENDENCY OF AN OBJECT IN MOTION TO STAY IN MOTION |
| HARDNESS | MINERAL CHARACTERISTIC MEASURED ON MOH'S SCALE. 1 LESS HARD AND 10 THE HARDEST |
| MINERAL | SOLID, INORGANIC, NATURALLY OCCURRING SUBSTANCE IN THE CRUST |
| ORGANIC | SUBSTANCE THAT CAME FROM ONCE LIVING THINGS. OIL, NATURAL GAS, COAL |
| INORGANIC | SUBSTANCE THAT CAME FROM NON LIVING THINGS. MINERALS FOR EXAMPLE |
| ACTIVE | VOLCANO THAT IS ERUPTING OR SHOWS SIGNS OF ERRUPTING |
| DORMANT | VOLCANO THAT IS SLEEPING. COULD ERUPT IN THE FUTURE |
| EXTINCT | VOLCANO THAT IS DEAD. MAY NEVER ERUPT AGAIN. |
| VOLCANO TYPES | CINDER CONE, SHIELD CONE, COMPOSITE CONE |
| CRUST | HARD OUTER LAYER OF THE EARTH WHERE WE LIVE |
| INNER CORE | SOLID CENTER OF THE EARTH |
| OUTER CORE | LIQUID LAYER COVERING THE INNER CORE |
| MANTLE | MIDDLE LAYER OF EARTH THAT IS THICK AND SEMI SOLID |
| SEISMIC WAVES | USED BY GEOLOGISTS TO STUDY VOLCANOES AND EARTH QUAKES; VIBRATIONS OF THE CRUST |
| LUSTER | CHARACTERISTIC OF A MINERAL . HOW A MINERAL REFLECTS LIGHT |
| STREAK | CHARACTERISTIC OF A MINERAL . POWDER LEFT BEHIND WHEN YOU SCRATCH A MINERAL ON A PLATE. |
| IGNEOUS ROCK | TYPE OF ROCK THAT IS MADE FROM THE COOLING OF MAGMA OR LAVA |
| INTRUSIVE | IGNEOUS ROCK THAT FORMS INSIDE THE EARTH |
| EXTRUSIVE | IGNEOUS ROCK THAT FORMS ON THE SURFACE OF THE EARTH |
| SEDIMENTARY ROCK | TYPE OF ROCK FORMED BY PRESSING DOWN OF SEDIMENT INTO A LAYER OF ROCK IN THE EARTH |
| METAMORPHIC ROCK | TYPE OF ROCK CAUSED BY HEAT AND PRESSURE TO SEDIMENTARY AND IGNEOUS ROCK |
| WEATHERING | BREAKING APART OF ROCK BY RAIN, WIND, TEMPERATURE, ETC.. |
| EROSION | MOVING OF SEDIMENT FROM ONE PLACE TO ANOTHER BY RAIN, WIND, AND OTHER THINGS.. |
| DEPOSITION | WHEN SEDIMENT ERODES AND IS PLACED BACK DOWN IN A NEW PLACE. |
| WED | A WAY TO REMEMBER THE ORDER OF WEATHERING, EROSION, AND DEPOSITION |
| PLATE BOUNDARIES | CONVERGENT, DIVERGENT, AND TRANSFORM |