plate tectonics and Atoms

Front

What causes Earth's tectonic plates to move?

Back

Convection currents in the mantle.

Front

What characteristic of the Indian Plate explains why it moves under the Eurasian Plate?

Back

It is denser.

Front

What are positively charged atoms called?

Back

Protons.

Front

Which of the following is NOT evidence to support the theory of plate tectonics?

Back

Sand Erosion.

Front

What piece of evidence did Wegener use to prove continental drift?

Back

All of the above (The shape of the continents, Similar fossils found on separate continents, Tree fossils found in odd places).

Front

What is the theory of plate tectonics?

Back

The theory that Earth's outer shell is divided into several plates that glide over the mantle.

Front

What are tectonic plates?

Back

Large slabs of Earth's lithosphere that move and interact with each other.

Front

What is continental drift?

Back

The gradual movement of continents across the Earth's surface.

Front

What is a fault?

Back

A fracture in Earth's crust where blocks of land have moved past each other.

Front

What is subduction?

Back

The process where one tectonic plate moves under another and is forced into the mantle.