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Why do some scientists think mars once had an extensive ocean where was it located?
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Which of the following statements best characterizes changes to agriculture in the united states since 1900? a. increased mechanization has reduced the need for labor.b. increased mechanization has increased the need for water, thereby increasing the need for labor.increased mechanization has increased the use of land, thereby increasing the need for labor.d. increased mechanization has increased food production, thereby increasing the need for labor. select the best answer from the choices provided.
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Geography, 23.06.2019 22:00
Explain how earths tilt and revolution around the sun affects weather and climate
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Why do some scientists think mars once had an extensive ocean where was it located?...
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