What is the correct order (starting from the surface) of Earth’s layers?
In sea-floor spreading, molten material rises from the mantle and erupts
The process by which the ocean floor sinks beneath a deep-ocean trench and back into the mantle is known as _______
Most geologists think that the movement of Earth’s plates is caused by _______
The geological theory of _______ states that pieces of Earth’s lithosphere are in constant, slow motion.
A place where two plates slip past each other, moving in opposite directions, is known as a _______
Scientists think that convection currents flow in Earth’s
The place where two plates come together is known as a _______
Below is a picture of sea-floor spreading. How are the ocean crusts moving?
The San Andreas Fault in California is known as an active earthquake area. What type of
boundary is it?