Coal subjected to overly high temperatures will metamorphose into

A. tar sand.
B. graphite.
C. peat.
D. oil shale.


Answer: B

Environmental & Atmospheric Sciences

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Complete the following weathering concept map by selecting the correct term for number 5.

A. Hydrolysis B. Physical C. Wedging D. Chemical E. Unloading

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The continental shelf is composed of which material(s)?

A) Granitic crust covered with sedimentary rocks B) Basaltic crust C) Clay sediments and sands D) Ophiolites

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Biodiversity is a vital part of the natural capital that sustains all life.

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

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Of the following anions, which almost always forms soluble compounds?

A) NO3- B) OH- C) SO42- D) all of these

Environmental & Atmospheric Sciences