Earthquakes

What is the outer layer of the earth called

• the crust

• the mantle

• the core

The pieces of the earth can move.

• True

• False

When the pieces of the earth move and bump into each other, it can cause a(n) _.

• flood

• hurricane

• earthquake

• rainstorm

Where do earthquakes begin?

• the focus

• the sky

• the mountain

• the volcano

Where are earthquakes the strongest?

• the seismograph

• the crust

• the epicenter

• the tsunami

How long do most earthquakes last?

• a year

• a month

• a week

• less than a minute

What tool do scientists use to measure earthquakes?

• a scale

• a seismograph

• a ruler

• a tape measure