The first fossil fuel to be widely used was
A. coal.
B. natural gas.
C. oil.
D. tar sand.
Answer: A
Environmental & Atmospheric Sciences
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Recent studies indicate that between the 1950s and 1990s solar radiation reaching the Earth's surface may have:
A) increased 10%. B) decreased 10%. C) stayed the same. D) increased 25%.
Environmental & Atmospheric Sciences
The far north of North Korea is separated from China by the ________ River
A) Mississippi B) Tumen C) Baikal D) Ganges
Environmental & Atmospheric Sciences
How many molecules of ATP are involved in the conversion of glucose to glucose 6-phosphate?
A) 0 B) 1 C) 2 D) 3
Environmental & Atmospheric Sciences
Galileo believed in a Sun-centered view of the universe
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences