iGCSEwb6

Reducing the impacts of earthquakes and volcanoes – quiz

Areas at risk of liquefaction

Possible routes for lahars and pyroclastic flows

They are all useful to map

Areas at risk of landslides

Correct! Wrong!

Concrete

Steel framed buildings with cross braces

Correct! Wrong!

Satellites, which can monitor changes in the volcano, and also map temperatures within the vents.

Tilt meters, which are used to measure changes in the magma chamber beneath the ground.

A grid of seismometers can measure small earthquakes which may indicate magma is rising.

Sensors to monitor the release of gases.

All of the above.

Correct! Wrong!

Groundwater

Melted snow and ice

Correct! Wrong!

Reducing the impact of earthquakes and volcanoes

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