The main "ingredient" in the formation of coral is ________.

A) nitrogen
B) barnacles
C) plant roots
D) waves
E) calcium carbonate


Answer: E) calcium carbonate

Environmental & Atmospheric Sciences

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Which of the following best describes the appearance and composition of a conglomerate?

A) Angular fragments; well sorted B) Rounded fragments; poorly sorted C) Angular fragments; poorly sorted D) Rounded fragments; well sorted

Environmental & Atmospheric Sciences

Hydrocarbon emissions are produced mainly by cement manufacturing industries.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences

The Mohorovicic discontinuity represents

A) the boundary between inner and outer cores B) the boundary between mantle and crust C) the boundary between lithosphere and hydrosphere D) the boundary between outer core and mantle

Environmental & Atmospheric Sciences

Which of the following conditions occurred during the Little Ice Age?

A. Alpine glaciers grew in size and advanced. B. The climatic optimum occurred. C. The Bering land bridge formed. D. Continental glaciers covered large portions of North America.

Environmental & Atmospheric Sciences