Earthquakes and tsunami

Tsunami waves start out ___

• tall and get smaller.

• fast and get slower.

• strong and get weaker.

• slow and get faster.

Earthquakes are caused by ___

• volcanoes.

• stress building up between the plates.

• faulting and folding.

• tsunamis.

The Richter scale measures the _____ of an earthquake.

• speed

• magnitude

• intensity

• distance

Why do earthquakes and volcanoes both happen in the same areas?

• It is a coincidence.

• They are both caused by plate movements.

• Earthquakes cause volcanoes.

• Volcanoes cause earthquakes.

____ cause most of the damage to buildings in an earthquake.

• l waves

• p waves

• S waves