What is the difference between a graben and a half-graben?
What will be an ideal response?
Answer: Half-grabens are bounded by one normal fault whereas grabens are bounded by two normal faults.
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In the same field, hawks hunt during the day for mice and owls hunt during the night for mice. Which type of species interaction is this?
A. resource partitioning B. parasitism C. interspecific competition D. commensalism
The Appalachian and Ouachita mountains represent ancient mobile belts
Indicate whether the statement is true or false
What economic factor fueled European exploration of the "New World"?
A) Wars in Europe led to displaced peoples needing to find a new home. B) Food shortages in Europe led to the need to new farming lands. C) European monarchs needed money to repay the merchants who supported their regimes. D) Merchants in Europe needed new products to fuel an increasing demand for luxuries.
What causes ocean currents?
A) temperature differences in the oceans B) density differences in the oceans C) unequal heating of the earth D) winds E) none of the above