Cave formations develop from the precipitation of
A) calcite.
B) halite.
C) phosphate.
D) sulfate.
Answer: A) calcite.
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Numerous practices have been developed to deter ____________________, including reducing or eliminating tillage, managing irrigation to reduce runoff, and keeping the soil covered with plants or mulch
Fill in the blanks with correct word
According to Figure 12.43 when did the Rocky Mountains form?
A) 540 million years ago B) 430 million years ago C) 300 million years ago D) 170 million years ago E) 50 million years ago
The pterosaur adapted to flight with ____
A)a membrane-covered hand-like structure with an elongated fourth finger B)bird-like wings covered with hollow feathers C)bird-like wings with no covering D)bat-like wings covered with thick fur E)bat-like wings with no covering
Somalia borders Indian Ocean and the:
A) Atlantic Ocean B) Persian Gulf C) Gulf of Aden D) Pacific Ocean