Volcanic Predictions

Question 1

What is a spectrometer when predicting volcanoes

Answer 1

Volcanic emissions may increase before an eruption. It can be used to measure the amount of sulfur dioxide gas that is being emitted by a volcano

Question 2

What is a seismometer used for predicting volcanoes

Answer 2

Before an eruption magma collects in the magma chamber, the movement of magma can cause earthquakes.

Question 3

What is a tilt meters and geometers used for with volcanic predictions

Answer 3

The shape of volcano may change in the build up to an eruption due to magma gathering in the magma chamber and vents. They can measure any change in the slope of a volcano

Question 4

What is thermometer used for volcanic predictions

Answer 4

Water temperatures can rise before an eruption, it can be used to measure it. Water levels may also change if magma oozes onto the floor of a river or lake on the volcano