Which age of river is usually slow and meandering?

a. mature
b. youth
c. middle age
d. new

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining