Why do volcanologists use tiltmeters and strainmeters?(1 point)

Question

Responses

to detect earthquake swarms
to detect earthquake swarms

to identify gases released from volcanoes
to identify gases released from volcanoes

to determine changes to Earth’s surface
to determine changes to Earth’s surface

to prevent volcanic eruptions

Answer 1

Volcanologists use tiltmeters and strainmeters to determine changes to Earth’s surface. These instruments help detect deformation related to volcanic activity, which can indicate the movement of magma and potential eruptions.