Plate Tectonics EL

Front

What is scientific notation?

Back

A way of expressing numbers that are too large or too small to be conveniently written in decimal form, using powers of ten.

Front

Convert 0.00000707 to scientific notation.

Back

7.07 x 10⁻⁶

Front

What causes a chain of volcanic islands to form far from plate boundaries?

Back

Hot spots.

Front

What is a Subduction Zone?

Back

A region where one tectonic plate is pulled under another and into the mantle.

Front

Define plate tectonics.

Back

The geological theory that pieces of Earth’s lithosphere are in constant, slow motion.

Front

What type of boundary is formed when tectonic plates move apart?

Back

Divergent boundary.

Front

What is a Transform Boundary?

Back

A boundary where two tectonic plates slide past each other.

Front

What is a Convergent Boundary?

Back

A boundary where two tectonic plates collide.

Front

What is sea-floor spreading?

Back

The process by which new oceanic crust is formed at mid-ocean ridges and older crust is pushed away.

Front

What are hot spots?

Back

Areas in the mantle where heat rises and melts the crust, leading to volcanic activity.