The largest mass extinction in the Phanerozoic occurred in the ________
A) Miocene B) Permian C) Devonian D) Jurassic E) Cambrian
B
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The most recent Era on the Earth is ________
A) Permian B) Eocene C) Precambrian D) Miocene E) Cenozoic
The boundary between the zone of accumulation and the zone of ablation is an irregular line called the ________.
A. equipotential surface B. balancing line C. equilibrium line D. snow line E. break-even curve
Which of the following is not true about snow/heavy rain and mass movements?
A) Melting snow adds lubricating moisture to the soil. B) Snow and rain both add weight to the soil. C) A lot of rain completely saturates the ground and decreases cohesion between particles. D) A lot of rain completely saturates the ground and increases cohesion between particles.
As Earth revolves around the sun, Earth's axis remains parallel to its former positions. What is this characteristic called?
a. Constant inclination b. Parallelism c. True bearing d. Angle of incidence