The first person we are aware of who determined the circumference of the Earth using trigonometry and the angle of sunlight at Alexandria, Egypt, was ________
A) Pytheas
B) Eratosthenes
C) Herodotus
D) Seneca
E) Ptolemy
B
Environmental & Atmospheric Sciences
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Volcanism occurs along the following two types of plate boundaries: ____________________ and
____________________. Fill in the blank(s) with the appropriate word(s).
Environmental & Atmospheric Sciences
China's rail and road network is most dense in the:
A) north B) south C) east D) west
Environmental & Atmospheric Sciences
"Lake-effect" snow is associated with the ________ air mass
A) cT B) mP C) mT D) cP
Environmental & Atmospheric Sciences
When waves approach a beach at an oblique angle, resulting in a lateral movement of water along the shoreline a ________ may develop.
A. sand dune B. long shore current C. groin D. delta
Environmental & Atmospheric Sciences