In what kind of plate boundary is material from the crust very slowly forced downward, back into the mantle?
A) divergent
B) convergent
C) transform
D) vertical
Answer: B
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A. advection fog B. radiation fog C. steam fog D. lenticular clouds
What are some of the questions focused by geologists?
a. The formation and composition of our planet b. The causes of earthquakes and ice ages c. The evolution of life d. Protection of water resources e. Exploration of oil and ores d. Environmental remediation f. All of the above
The Apollo astronauts brought ________ rocks back to the Earth.
A. comet B. asteroid C. Mars D. Venus E. moon
Most waves are generated by ________
A) tides B) wind C) seismic activity D) coastal refraction E) volcanism