Who proposed continental drift?

Who proposed seafloor spreading?

How was seafloor spreading discovered?

What is the asthenosphere?

What are the characteristics of the asthenosphere?

What is subduction?

Why does the more dense oceanic plate sink under the continental plate?

What were the two main observations that led Alfred Wegener to his theory of continental drift?

What was the name Wegener gave to the big land mass he fitted together?

How did Wegener deduce what Pangaea looked like?

What is seafloor spreading?

What is the evidence to support the theory of seafloor spreading? #1

#2 theory of seafloor spreading

#3 theory of seafloor spreading

Why does magnetic striping exist?

Magnetic striping 2

Define continental drift

Define plate tectonics

Magnetic field reversal is...