Miners quickly realized that the newly discovered Comstock Lode would require different technology than mines in California because Group of answer choices A) the ore was so pure that it was difficult to extract. B) the ore was deep underground. D) the ore was richest in the streams and rivers. C) the rock surrounding the ore was too hard for picks and hammers.
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Agricultural practices in the united states nearly led to the extinction of the peregrine falcon during the 1950s and 60s.
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Countries trade with each other because resources are not evenly distributed across the globe. true or false
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Miners quickly realized that the newly discovered Comstock Lode would require different technology t...
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