Outside of the crust, the layer that scientists know the most about is the mantle. Other than via seismic waves, how else do geologists obtain information about the composition of the mantle?
A) Drill cores
B) Volcanoes
C) Sonar
D) Seismic waves
Answer: B
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Which of the following is not one of the major tectonic plates on the Earth's surface?
A) Juan de Fuca Plate B) North American Plate C) African Plate D) Pacific Plate
Estimated Mercalli intensities of VIII (significant damage) from the new New Madrid quakes of 1811-1812 reached into Ohio.
Answer the following statement true (T) or false (F)
How and why were laws controlling ownership of water changed in the U.S. Intermontane region in the late 19th and early 20th centuries?
What will be an ideal response?
The most successful adaptation for living on a sediment-covered shore is ________
A) attachment to the substrate B) burrowing into the sediment C) flattened body shape D) sessile lifestyle E) swimming