Sharks are:
a. bony fish
b. all meat eaters.
c. ancient.
d. almost all aggressive toward humans.
c
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A 5.0-kg blob of clay moving at 2.0 m/s slams into a 4.0-kg blob of clay at rest. The speed of the two blobs stuck together after colliding is about
A) 1.1 m/s. B) 1.5 m/s. C) 2.5 m/s. D) none of the above
Which of the following conditions is best suited to create an advection fog?
A) Vertically descending dry, cold air moving over a warm surface B) Vertically rising moist, warm air moving over a cold surface C) Laterally moving dry, cold air moving over a warm surface D) Laterally moving moist, warm air moving over a cold surface
Hydraulic fracturing breaks what kind of rock layer to release methane?
A. Slate B. Limestone C. Shale D. Granite
The rigid crust and uppermost mantle are known collectively as the
A) asthenosphere. B) lithosphere. C) Moho. D) Gutenberg discontinuity.