The most obvious evidence of a Plate boundary where two plates move apart is(are) ________
A) earthquakes B) upwelling of hot material from the mantle
C) strike-slip faults on the sea floor D) mountain building along the plate boundary
B
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A line connecting all points along the same longitudinal angle is called a
A) small circle. B) prime latitudinal angle. C) great circle. D) meridian. E) parallel.
Light travels at a speed of approximately
A) 340.29 meters per second (1,116.44 feet per second) B) 80,500 kilometers per hour (50,000 mph). C) 1,000,000 kilometers per second (621,371 miles per second). D) 150,000 kilometers per hour (93,206 mph). E) 300,000 kilometers per second (186,333 miles per second).
What is the name of the acid which dissociates to give the nitrate ion, NO3-?
A) hydronitric acid B) nitric acid C) nitritic acid D) nitrous acid
Which of the following are threats to the Great Barrier Reef?
A) coral bleaching B) sediment pollution C) shipping accidents D) large net fishing E) all of the above