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10. The greenhouse effect is related to the phenomenon of an increase in average surface temperature known as A. agricultural improvement. B. global warming. C. air pollution. D. conservation.
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Asked 12/18/2013 5:59:01 PM
Updated 9/3/2014 5:30:52 PM
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User: 10. The greenhouse effect is related to the phenomenon of an increase in average surface temperature known as A. agricultural improvement. B. global warming. C. air pollution. D. conservation.

Weegy: The greenhouse effect is related to the phenomenon of an increase in average surface temperature known as D. global warming.
Sting|Points 6541|

User: The largest time unit in the geologic time scale is the A. era. B. eon. C. period. D. epoch.

Weegy: Eons they are the longest-duration units of the geologic time scale since these are measured around a billion years Source(s):
agay18|Points 361|

User: Ancient cyanobacteria released ______, which assisted in creating the atmosphere as we know it today. A. ore B. lead C. hydrogen D. oxygen

Weegy: Ancient cyanobacteria released A. [ oxygen, which assisted in creating the atmosphere as we know it today. (As the first free oxygen was released through photosynthesis by cyanobacteria, it was initially soaked up by iron dissolved in the oceans and formed red coloured iron oxide, which settled to the ocean floor.) ]
cecillereign|Points 573|

User: The principle that states the undisturbed rock sequence has the oldest rocks on the bottom is known as A. relative age dating. B. original parallelism. C. original juxtaposition. D. superposition.

Weegy: The principle that states the undisturbed rock sequence has the oldest rocks on the bottom is known as C. superposition.
Sting|Points 6541|

User: 14. In addition to possibly releasing harmful chemicals in the environment, mining is considered A. the least lucrative job in the United States. B. the least dangerous job in the United States. C. the most dangerous job in the United States. D. the most lucrative job in the United States.

Weegy: In addition to possibly releasing harmful chemicals in the environment, mining is considered: B. the most dangerous job in the United States.
andrewpallarca|Points 28400|

User: The building blocks of proteins are known as A. carbon dioxide. B. euphoric acid. C. oxygen. D. amino acids.

Weegy: The building blocks of proteins are known as A. amino acids.
experto|Points 517|

User: The loss of topsoil in very dry areas of the world is known as A. soil inhabitation. B. soil intensification. C. desertification. D. water intensification.

Weegy: The loss of topsoil in very dry areas of the world is known as DESERTIFICATION. [ ]
debnjerry|Points 53765|

User: The process to convert seawater into freshwater is known as A. desertification. B. desalination. C. salination. D. deforestation.

Weegy: The process to convert seawater into freshwater is known as: A. DESALINATION.
andrewpallarca|Points 28400|

User: Which colorless and odorless gas, produced by radioactive decay of Uranium-238, is considered to be a cancer-causing agent? A. Hydrogen B. Boron C. Oxygen D. Radon

Question
Asked 12/18/2013 5:59:01 PM
Updated 9/3/2014 5:30:52 PM
1 Answer/Comment
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RADON is a colorless and odorless gas, produced by radioactive decay of Uranium-238, is considered to be a cancer-causing agent.


Added 9/3/2014 5:30:52 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [9/3/2014 5:33:17 PM]
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