We are living in the Holocene Epoch. However, geologists are considering renaming the current time of the Anthropocene Epoch. Why?
A. Human impacts to the planet are so significant that we have entered a new geological age.
B. Climate has changed so much in the past 150 years that a new name is required.
C. Epochs are renamed every million years.
D. We are in an era marked by mass extinction.
Answer: A
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A) The Pacific Ocean B) The Atlantic Ocean C) The Indian Ocean D) The Arctic Ocean E) The Antarctic Ocean
Suppose you are given a DEM to make a contour map. The elevation readings in the DEM range from 856 to 1324 meters. If you were to use 900 as the base contour and 100 as the contour intervals, what contour values would appear on the map?
What will be an ideal response?
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A. destructive waves that traveled across the sea. B. a huge ash column and pyroclastic flows. C. collapse of a huge caldera that caused part of an island to disappear beneath the sea. D. All of these choices are correct.
Peat is a brown lightweight unconsolidated deposit that ultimately can transform into ________.
A. coal B. crude oil C. shale D. bogolite E. swampstone