What do these teardrop-shaped hills (drumlins) record?
A) Ancient lake levels
B) Piles of sediment recording past positions of the end of the glacier
C) Erosion and sculpting of soft materials by a moving glacier
D) Melting of large blocks of rock in the ice
C) Erosion and sculpting of soft materials by a moving glacier
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A feather and a coin dropped in a vacuum fall with equal
A) forces. B) momenta. C) accelerations. D) kinetic energies. E) none of the above
Dark energy bends the curvature of spacetime
A) in the exact same fashion as gravity. B) in the opposite manner of gravity. C) by absorbing all lightwaves that pass through it. D) Dark energy does not bend the curvature of spacetime.
You are hiking in eastern Canada over a surface composed of very old igneous and metamorphic rocks. In geologic
terms, you are most likely walking across a(n) ____. a. continental shelf b. platform c. orogenic belt d. shield e. continental rise
Abyssal hills are small extinct volcanoes commonly associated with ____
A) seafloor spreading B) convergent zones C) active continental margins D) continental shelves