What kind of heat pump uses the constant temperature of the earth as a source of heat in winter and as a store for heat in the summer?
A. geothermal
B. solar
C. wind
D. hydropower
E. biofuel
Answer: A
Environmental & Atmospheric Sciences
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The Earth is presently experiencing a glacial period. Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
The zone of saturation extends to an indefinite depth. Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Circulation in the sea occurs in what levels?
a. Surface currents b. Middle currents c. Deep currents d. All of the above e. Both a and c
Environmental & Atmospheric Sciences
Newspapers from 50 years ago may still be readable because trash can resist decomposition for centuries if it is not exposed to air, sunlight, water, and bacteria.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences