When you thrust a magnet into a coil of wire you'll induce
A. voltage.
B. current.
C. both of these
D. none of the above
Answer: C
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No greenhouse effect occurs on Mercury because of no
A) daily spin. B) atmosphere. C) relatively cool regions. D) plant life. E) terrestrial radiation.
You are given two igneous rock samples; one is said to be an intrusive (plutonic) rock and the other an extrusive (volcanic) rock. How can you tell which is which?
What will be an ideal response?
What region of the United States draws most of its electricity from nuclear power plants?
A) Middle West B) New England C) South D) West (excluding Alaska and Hawaii) E) Alaska and Hawaii
What event was responsible for the extinction of the dinosaurs?
A) Meteorite impact in the Yucatan Peninsula B) Eruptions of the Siberian Traps C) Assembly of Pangaea D) Rise of flowering plants