Earthquake Forecasting Flashcard

Front

What are tectonic plates?

Back

Large pieces of Earth's crust that move and interact with each other.

Front

What happens when tectonic plates collide?

Back

They can cause an earthquake.

Front

What is an earthquake?

Back

A sudden shaking of the ground caused by the movement of tectonic plates.

Front

What are tremors?

Back

Small shakes or vibrations felt during an earthquake.

Front

What is the top layer of the Earth called?

Back

Crust.

Front

What is the Richter scale?

Back

A scale used to measure the strength of earthquakes.

Front

What magnitude on the Richter scale can cause damage?

Back

Earthquakes over 5.0 can cause damage.

Front

Where can a long fault zone be found?

Back

Along the Pacific Coast.

Front

What is a fault zone?

Back

A region where tectonic plates meet and can cause earthquakes.

Front

What is the core of the Earth?

Back

The innermost layer of the Earth, made of iron and nickel.