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The first step in surface coal mining is: A. to use heavy equipment to take core samples B. to test and see if quarrying would be more effective C. to remove and set aside the soil that covers the area to be mined D. to make cuts in the coal for easier removal
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Updated 1/9/2015 11:52:17 AM
1 Answer/Comment
The first step in surface coal mining is: to remove and set aside the soil that covers the area to be mined.


Added 1/9/2015 11:52:17 AM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by andrewpallarca [1/9/2015 11:53:25 AM]
Subsurface coal mining can lead to: A. Black Lung disease B. influenza C. H1N1 D. skin cancer
Weegy: Subsurface coal mining can lead to: Black Lung disease. (More)
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Expert Answered
Updated 153 days ago|9/26/2016 11:18:33 AM
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Nuclear fission releases a tremendous amount of energy as well as more neutrons, which, in turn, collide with more uranium nuclei. A. True B. False
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Updated 9/2/2015 2:27:05 PM
1 Answer/Comment
Nuclear fission releases a tremendous amount of energy as well as more neutrons, which, in turn, collide with more uranium nuclei. TRUE.
Added 9/2/2015 2:13:10 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [9/2/2015 2:26:51 PM]
What term is used to refer to the many interconnecting feeding relationships that are possible in an ecosystem? A. food web B. food chain C. energy pyramid D. energy transfer
Weegy: Answer: food web. All the interconnected paths of energy flowing from species to species in an ecosystem is called a food web. (More)
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Updated 6/4/2014 12:14:33 PM
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Which of the following describes soil and temperature in an ecosystem? A. selection factors B. biotic factors C. abiotic factors D. unnecessary factors
Weegy: "abiotic factors" describes soil and temperature in an ecosystem. (More)
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Expert Answered
Updated 153 days ago|9/26/2016 11:11:41 AM
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