Author Question: Earths magnetic field ____. a. changes polarity due to motions in Earths mantle, while plate ... (Read 105 times)

Sufayan.ah · **on:** Jul 13, 2018

Earths magnetic field ____.
a. changes polarity due to motions in Earths mantle, while plate motion remains relatively stable
b. changes polarity due to motions in Earths core, while plate motion remains relatively stable
c. changes polarity due to motions in Earths crust, while plate motion remains relatively stable
d. remains stable, while plate motion oscillates back and forth
e. remains stable, while magma motion oscillates back and forth

Question 2

Wegener used ____.
a. only geographic information from maps in forming the theory of continental drift
b. only geological information from rock composition in forming the theory of continental drift
c. geographic and geological information to form the theory of continental drift
d. geographic and geological information to form the theory of plate tectonics
e. geographic and geological information to disprove the theory of plate tectonics