Plainsman, the

1. An aseismic ridge may form as an oceanic plate moves over a:
a. mantle plume
b. ridge
c.trench
d.sea mount
e. transform fault
2. Which of the following is a proposed mechanism for mantle convection.
A. meteor impacts
b. earthquake energy
c. slab pull
d.gravity sliding
e. benioff drive
3. the maximum rate of sea-floor spreading is___
a. 10 cm/yr
b.100cm/yr
c.10 cm/yr
d.24 cm/yr
e. 1 cm/yr
4. Which of the […]

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