According to the theory of plate tectonics, what drives the motion of the continents?

A. Earth's strong magnetic field

B. moving magma in the mantle

C. strong winds along the equator

D. volcanic islands in the ocean

E. changing ocean currents

Identify the type of chemical reaction involved in each action.

Which statement about portugal is not true? a. it granted independence to its last colony in 1975 b. it has avoided conflict with spain c. it was a leader in european world exploration in the 1400s d. its economy is changing from agricultural to industrial b. it has avoided conflict with spain

What is the best evidence for the plate tectonics?