Metal cations are transported from:
a. the A horizon to the B horizon
b. the B horizon to the C horizon
c. the A horizon to the C horizon
d. the C horizon to the B horizon
a
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As air in the figure above moves from A to B, what will happen to its density?
A. It will increase. B. It will decrease. C. It will decrease at first, and then increase. D. It will remain the same.
Bowen's reaction series explains the order of mineral formation with decreasing temperature. Indicate whether the statement is true or false
Describe the way a wave moves and what wave speed measures. What will be an ideal response?
"Cap and trade" is a system that ________
A) has been repealed by Congress as useless in diminishing pollution B) permits industries that pollute at levels below the federal cap to sell credits to industries that pollute at levels above the cap C) specifies a certain cap on industrial pollutants that can be traded to other nations D) allows industries to set their own caps for pollution emission so trading can continue