5. Evidence found in igneous rocks suggests that,
through geologic time, Earth's magnetic poles have
A. maintained their present positions
Di
B. corresponded exactly with Earth's geographic
poles,
V
dinaintained constant strength
Dreversed their magnetic poles

What did the pattern of earthquakes in the wadati-benioff seafloor zones show scientists? a.) earthquakes occur where the ocean floor reaches its highest temperatures. b.) many earthquakes take place 700 kilometers below the seafloor. c.) slabs of ocean floor return to the mantle in subduction zones. d.) ocean - trenches cause earthquakes.

About 140,000 japanese died in this japanese city when americans dropped an atomic bob at the end of world war ii

All of the following came out of china and were exchanged along the silk road, except a. papermaking b. block printing c. buddhism d. compasses select the best answer from the choices provided a b c d