Earthquakes and Volcanoes

Open Ended

Define lava:

Open Ended

Define active:

Open Ended

Compare the shield and cindercone volcanoes.

Open Ended

Define extinct:

Open Ended

Define dormant:

Earthquakes

measures the intensity based on damage at a specific location

Mercalli

measures the energy released as a magnitude/number

Richter

Earthquake Scales

The main difference between the two scales is that the Mercalli scale is based on observable damage and the Richter scale is based on the seismic waves produced from earthquakes.

Poll

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At the bottom of the booklet

Focus: the place where earthquake starts

Epicentre: point on Earth's surface directly above focus

Seismic waves: the wave caused by the ground shaking back and forth

Seismometer: instrument used to measure an earthquake

Aftershock: small earthquake that echoes or follows a larger one