Karst refers to landforms and landscapes dominated by:
a. flowing ice.
b. volcanic eruptions.
c. steep slopes.
d. oxidation.
e. solution.
E
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Which set of conditions, working together, will make the atmosphere the most stable?
a. cool the surface and warm the air aloft b. cool the surface and cool the air aloft c. warm the surface and cool the air aloft d. warm the surface and warm the air aloft
In the Northern Hemisphere, ocean currents in the Atlantic and the Pacific move in a generally circular pattern. The direction of this motion is ____ in the Atlantic and ____ in the Pacific
A) clockwise; counterclockwise B) counterclockwise; counterclockwise C) clockwise; clockwise D) counterclockwise; clockwise
You land your inflatable boat on a sandbar at high tide in Southeast Alaska, which has a large semi-diurnal tide. You intend to be away from the boat for 12 hours, but come back early after only 8 hours
Your boat is, unfortunately, 400m from shore. How long will you have to wait to be able to use your boat (assuming you can't carry it)? A) 12 hours and 25 minutes B) 4 hours and 25 minutes C) 6 hours and 12 minutes D) 6 hours
Which statement about the formation of the magnetic field of Earth is true?
A) Its formation is a result of magnetic materials in the core. B) Its formation is a result of the movement of magnetic materials in the core. C) It constantly forms, is lost, and is regenerated. D) It is more strongly observable at relatively low temperatures.