1.4.2

Features of an Earthquake

Test yourself

Features of Earthquakes

When plates move past each other, waves (vibrations) are created. There are different aspects of an earthquake:

Illustrative background for EpicentreIllustrative background for Epicentre ?? "content

Epicentre

  • The epicentre is the point on the Earth's crust that is directly above the centre of the earthquake.
Illustrative background for FocusIllustrative background for Focus ?? "content

Focus

  • The focus is where the pressure is released underground and where the energy radiates out from.
  • This is the place with the strongest waves that cause the most destruction.
Illustrative background for Shock (seismic) wavesIllustrative background for Shock (seismic) waves ?? "content

Shock (seismic) waves

  • Energy is released from the focus in shock waves (called seismic waves).
  • The most damage will occur at the places where the shock waves are strongest (closest to the epicentre).

Jump to other topics

1Physical Geography

1.1River Environments

1.2Coastal Environments

1.3Hazardous Environments - Tropical Cyclones

1.4Hazardous Environments - Earthquakes & Volcanoes

2Human Geography

3Global Issues

Unlock your full potential with Seneca Premium

  • Unlimited access to 10,000+ open-ended exam questions

  • Mini-mock exams based on your study history

  • Unlock 800+ premium courses & e-books

Get started with Seneca Premium