These pillars are remnants of layers, most of which have been stripped away by wind erosion. If this occurred in less than 5 years you might reasonably conclude that
A) the pillars are remnants of volcanic necks.
B) this area recently has become a productive place to produce agriculture.
C) there must have been drought, overgrazing, or some short-term climatic change.
D) this area was originally a lake.
C) there must have been drought, overgrazing, or some short-term climatic change.
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In the northern hemisphere, objects are deflected to the
A) right, but based on objects moving to the north or south only. B) left, but based on objects moving to the north or south only. C) right, irrespective of which way it is moving. D) left, irrespective of which way it is moving.
Regardless of whether ____________________ are a separate species from Homo sapiens, their brains were slightly
larger than those of modern humans Fill in the blank(s) with the appropriate word(s).
A "mother load" belt is commonly an accumulation of veins. Indicate whether the statement is true or false
Match the glacial landform with the material it is made of. (Note: Some answers will be used more than once.)
A) Solid rock B) Till C) Sands and gravels 1) Outwash plain 2) End moraine 3) Erratic 4) Esker 5) Drumlin 6) Arête