In addition to increasing the weight of earth and rock material, what is the net effect of water in a
landslide?
a. It decreases the normal force.
b. It increases the frictional resistance.
c. It decreases the gravity (g).
d. It causes consolidation.
e. It causes erosion.
A
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The ____ worldview emphasizes the value of all life and of the biosphere.
A. earth-centered B. biocentric C. stewardship D. planetary management E. biosphere
Give one reason why rhyolite flows are less common than basalt flows. What will be an ideal response?
Energy flow and matter cycling are part of
A. ecological diversity. B. species diversity. C. functional diversity. D. biodiversity. E. genetic diversity.
The study of paleomagnetism is possible because ____
a. the magnetic minerals in rocks create Earth’s magnetic field b. most rocks contain no magnetic minerals c. the magnetic minerals in rocks disrupt Earth’s magnetic field d. the magnetic minerals align toward the north magnetic pole at the Curie point e. Earth’s magnetic poles reverse on a regular and predictable time scale