Permafrost requires soil, sediment, or rock temperatures to remain below freezing for at least 2 years
Indicate whether the statement is true or false
TRUE
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A cloud of interstellar gas is held together by
A. the gravitational force. B. electromagnetism. C. infrared radiation. D. All of the above.
How much would the world's sea level rise if the Greenland ice cap completely melted?
A. 23 feet B. 2 feet C. 100 feet D. 73 feet
Which of these aquatic organisms can form chemical sediments?
A) Corals B) Coccolithophores C) Bacteria and corals D) Bivalves, corals, bacteria, and coccolithophores
Which of the following is an example of heat transfer by convection?
A. seawater is drawn into a mid-ocean ridge, heated, and rises B. the rise of material beneath mid-ocean ridges coupled with subduction C. water within a pan is heated and flows in a circular path D. All of these choices are correct.