Oceanic plateaus form from basaltic volcanism originating from
A) hot spots.
B) midocean ridges.
C) trenches.
A) hot spots.
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Which type of blood cells are involve in clotting?
A) erythrocytes B) leukocytes C) thrombocytes D) all of these
In terms of matter and resources, Earth is essentially a(n) ________ system; In terms of energy, Earth is a(n) ________ system
A) closed; open B) open; closed C) open; open D) closed; closed
When a chemical change occurs, the event is usually accompanied by _____.
a. The release of energy b. Spattering or boiling c. A physical change d. The evolution of gas
For b–d below, write the letter on Figure 19.1 at the appropriate location. The first location (a), has been marked as an example for you. You will need to use Figure 19.1 and the maps of world climates and biomes (found inside the back cover and outside the back cover of this manual) to find and mark:
a) a location that was a desert (under the subtropical high) but is now a rain forest (tropical). Done for you. b) a location that would have been glaciated (Arctic or Antarctic) but is now tropical c) a location that was tropical but is now in the midlatitudes d) a location that was a rain forest (tropical) but is now a desert (under the subtropical high)