Earthquake

Front

What is the Richter Scale?

Back

A logarithmic scale used to measure the magnitude of earthquakes, indicating the energy released.

Front

What is an earthquake's epicenter?

Back

The point on the Earth's surface directly above the location where an earthquake originates.

Front

What are P Waves?

Back

Primary waves that are the first to arrive after an earthquake, traveling through solids and liquids.

Front

What are S Waves?

Back

Secondary waves that arrive after P Waves and can only travel through solids.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

Front

What are surface waves?

Back

Waves that travel along the Earth's surface, causing the most damage during an earthquake.

Tags

NGSS.HS-PS4-1

Front

What is the difference between P Waves and S Waves?

Back

P Waves can travel through solids and liquids, while S Waves can only travel through solids.

Front

What is the significance of the magnitude of an earthquake?

Back

It indicates the energy released during the earthquake, affecting the level of damage.

Tags

NGSS.MS-ESS3-2

Front

What is a seismograph?

Back

An instrument that measures and records the motion of the ground during an earthquake.

Front

What is the focus of an earthquake?

Back

The point within the Earth where the earthquake originates.

Front

What are aftershocks?

Back

Smaller earthquakes that occur in the same area after the main earthquake.

Tags

NGSS.MS-ESS3-2