A glacier's mass balance is determined by

A) accumulation.
B) ablation.
C) both accumulation and ablation.
D) neither accumulation nor ablation.


C

Environmental & Atmospheric Sciences

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When a craton is exposed at Earth's surface, it is called a ________

A) caldera B) plate C) transform fault region D) mid-ocean ridge E) continental shield

Environmental & Atmospheric Sciences

Most environmental policy is set by ________

A) Supreme Court rulings B) federal legislation C) the President D) Congress E) state and local governments

Environmental & Atmospheric Sciences

A smaller solar zenith angle means sunlight has to travel through less atmosphere than if the solar zenith angle were larger

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Unlike mining, the processing of ore does not create any pollution.

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

Environmental & Atmospheric Sciences