Plate tectonics is like a "conveyor belt," with new material created at _____, and old material recycled back into the mantle at _____
a. trenches; subduction zones
b. mid-ocean ridges; subduction zones
c. convergent boundaries; subduction zones
d. subduction zones; mid-ocean ridges
e. mid-ocean ridges; rift zones
b
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A 0.5-kg blob of silly putty moving at 2.0 m/s slams into a 4.0-kg blob of silly putty at rest. After sticking together the speed of the two blobs is about
A. 2.5 m/s. B. 1.5 m/s. C. 1.1 m/s. D. none of the above
A grizzly bear eating blueberries is best categorized as which of the following?
a. Producer b. primary consumer c. tertiary consumer d. Detritivore e. Decomposer
Describe in general terms how cell densities are derived using the kernel density estimation method.
What will be an ideal response?
The largest lithospheric plate is the ________
A) North American Plate B) Eurasian Plate C) Pacific Plate D) Caribbean Plate