Earthquakes and volcanoes

A vibration caused by an earthquake

• Seismic Wave

• Seismometer

• Seismograph

• Seismologist

An instrument that detects an records earthquakes

• Seismic Wave

• Seismometer

• Seismograph

• Seismologist

Show seismic waves as curvy lines along a graph

• Seismic WAve

• Seismometer

• Seismograph

• Seismologist

A scientist who studies earthquakes and other events that cause Earth's crust to move

• Seismologist

• Sonographer

• Astrologist

• Volcanologist

Melted rock

• Magma

• Lava

• Sedimentary

• Quartz

Magma that has reached the Earth's surface

• Ash

• Lava

• Tar

• Igneous

The location where the earthquakes begins

• Core

• Epicenter

• Center

• Nucleus

Where do most volcanoes occur?

• At the edge of plates

• On the plates

• Under plates

• In between plates

What is a sudden shaking of Earth's crust?

• Volcano

• Earthquake

• Fraking

• Vibrations

How are earthquakes caused?

• By movement of plates along a fault.

• By movement along the plates.

• By movement of mountains along the plates.

• By movement of plates along a ridge.