The average ocean depth is ________ times greater than average land elevation
a. 4 1/2
b. 25
c. 75
d. 15
a
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Plate tectonic theory provides a framework for the study of geology due to its predictive and explanatory powers
Define plate tectonics and give three examples of what plate tectonics predicts or explains. What will be an ideal response?
Drought is a significant natural cause of beach erosion. Indicate whether the statement is true or false
The atmospheric brown cloud over much of China may be reduced by
A) switching from biomass to coal as sources of energy. B) switching from natural gas to the use of biomass fuels. C) climate change that promotes temperature inversions. D) reducing the reliance on biomass and fossil fuels for energy.
After many years of planning, trains could travel all the way from Adelaide to Darwin in ________, reducing the isolation of the Northern Territory capital and the towns along the rails
A) 1888 B) 1913 C) 1945 D) 2001