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23 Cards in this Set
- Front
- Back
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23 degrees south of the equator
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Tropic od Capricorn
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Difference between the Julian and Gregorian calendars
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the Gregorian calendar is more accurate. in it, every fourth century year (1600, 2000, etc.) is a leap year
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The gradual changing of organic matter into a stonylike substance
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Petrification
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Uses a series of cones with slightly different shapes to make a map. The projection that is produced is nearly perfect in all respects for small areas
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What is a Polyconic projection
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Movement of the earth around the sun
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Revolution
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Minerals can be identified by what properties
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Physical Properties
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Shows the risinf and descending nature of an area
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relief map
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Three layer of the earth
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Crust, mantle and core
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Rocks that are made up of sedimentary or igneous rocks that have changed in form
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metamorphic
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Formed from the remains of dead plants
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Coal
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Most abundant metal in the earth's crust
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ALuminum
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Rock formed from the accumulation of the remains of dead plants or animals
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Organic sedimentary rock
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Warm current of water flowing between the Gulf of Mexico and Newfoundland
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Gulf Stream
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Sudden drops in the ocean floor
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deeps
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layer of exposed bedrock
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outcrop
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the amount of salt in the ocean
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salinity
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Three major classifications of rocks
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Igneous, metamorphic, and sedimentary
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Location east or west if the prime meridian
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Longitude
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The remains, impressions, or tracks of an organism that lived in the past
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Fossils
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How long it takes the earth to complete orbit around the sun
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365 days
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The location north or south of the equator
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Latitude
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Ways that the earth differs from other planets
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Oceans, living organisms, oxygen
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Imaginary line connecting the North and South Poles
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axis
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