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| Galaxires that don't have a regular shape |
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| Galaxies that look like a round or flattened ball |
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| Galaxies that appear to bulge in the middle and arms spin outward. |
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| Star's brightness as seen from Earth |
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Characteristic of a star.
Contains: Absolute & Apparent |
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| Characteristic that determines a star's fate |
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| Erruptions that occur when loops in a sunspot region suddenly connect |
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| Layer of the sun's atmosphere that looks like a halo during an eclispe |
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| Fuel made from living things |
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| Occurs when two hydrogen (H) atoms split apart |
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| Occurs when two hydrogen (H) atoms join together |
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| Coal, oil, and natural gas are examples |
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Definition
| Geological theory that states that pieces of Earth's lithosphere is in constant slow motion |
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| Occurs when two plates are diverging |
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| How continents move over mantle because of plate tectonics |
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Definition
Stress that pushes a rock downward
(Normal Fault) |
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Definition
Stress that pushes rocks in opposite directions
(Strike-slip Fault) |
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Stress that pushes a rock upwards
(Reverse Fault) |
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Definition
| Preserved remains of traces of organism |
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Definition
| Chemical and Physical process that breaks down rock on Earth's surface |
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Definition
| Sediment settles out of water or wind carrying it |
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| Wearing away of rocks over time |
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| Rock made up of frock fragments |
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Heat and pressure can change any rock into it
EX: Marble and Sleet |
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| Rock forms from cooling of magma below surface of lava above surface |
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Characteristic of a Rock
EX: One scratches another |
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Definition
Characteristic of a Rock
Mineral that does not split apart evenly |
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Definition
| Color of mineral's powder |
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Definition
Characteristic of a Rock
Used to describe how light is reflected from a mineral's surface |
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Characterisitic of a Rock
Can tell by just looking at the rock; Can't use just this to identify the rock |
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| Mineral's ability to split easily along surfaces |
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| Formed by subduction of Earth's plates |
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| Mountain formed under the ocean |
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Definition
Evaporation->
Condesation->
Precipitation-> |
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| Giant wave caused by an earthquake |
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| Organism that forms the base of most open-ocean food webs |
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Definition
| Organisms that live on the ocean floor |
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| Living resource from the ocean |
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Free swimming animals that can move throughout the watercolumn
EX: Dolphin |
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| Mass of Rock formed when a large body of magma cools inside the crust |
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| Tall, cone-shaped mountain in which layers of lava alternate with layers of ash |
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| Landforms when a mass of hardened magma is uplifting causing the layers of rock to bend upward |
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| Ash, cinder, and bombs build up in a volcano's vent (Volcano) |
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| Lava and ash build up (Volcano) |
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Definition
| Transfer of energy throught empty space |
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| Heat transfer when one thing touches another |
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| Heat transfer withing a fluid |
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| Two or more substances chemically combined; giving it characteristics different from the elements it contains |
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| A molecule with a positive charge |
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| Two or more atoms held together by chemical bonds |
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| A molecule with a negative charge |
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| A molecule with no charge |
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| The smallest particle in an element |
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