The study of Earthâs land, which includes the crust, mantle and core
Geology
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10
A scientist who study the earth
Geographers
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15
Only two continents, Australia and Antarctica, lie completely within this hemisphere
Southern Hemisphere
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25
Our planet; made up of land, water and air
Earth
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seesaw
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star
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gift
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thief
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baam
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magnet
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gift
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thief
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5
A scientist who study the changes that the earth has undergone as its physical, chemical, and biological systems have interacted during its 4.5 billion year history