Earthquakes

Front

What is the first type of wave to arrive after an earthquake?

Back

P Wave

Front

What are the first waves to arrive at an earthquake?

Back

P waves

Front

What type of fault is the San Andreas in California?

Back

Transform fault

Front

What is a tracing of earthquake motion created by a seismograph called?

Back

Seismogram

Front

What is the point on the Earth’s surface directly above the focus of an earthquake?

Back

Epicenter

Front

What are the two main types of seismic waves?

Back

Body waves and surface waves

Front

What is the difference between P waves and S waves?

Back

P waves are compressional waves that can travel through solids and liquids, while S waves are shear waves that can only travel through solids.

Front

What is the focus of an earthquake?

Back

The point within the Earth where an earthquake originates.

Front

What is a fault in geology?

Back

A fracture or zone of fractures between two blocks of rock.

Front

What is a seismic wave?

Back

A wave of energy that travels through the Earth, often as a result of an earthquake.