Volcanoes and Earthquakes

Earthquakes happen every day. Most are too small for humans to notice.

• True

• False

Tags

NGSS.MS-ESS3-2

The point on earth's surface, directly above the focus (or hypocenter) is called the __________________.

• epicenter

• fault

• seismic wave

• earthquake place

What is the lag time if the p-wave arrives at 6:00:00 PM and the s-wave arrives at 6:02:45 PM

• 1 minute and 30 seconds

• 1 minute and 45 seconds

• 2 minutes and 45 seconds

• 2 minutes and 15 seconds

This is a picture of a

• seismograph

• seismogram

Tags

NGSS.MS-ESS3-2

A mountain or hill that have lava or rock fragments from the earth's crust is a ...

• earthquake

• volcano

• tornado

• tsunami

Tags

NGSS.MS-ESS2-1

Why does magma rise?

• it is less dense than the crust

• it is more dense than the crust

• it is equally as dense as the crust

• it is very viscous

This word describes the size of the earthquake:

• seismograph

• magnitude

• focus

• epicenter

Tags

NGSS.MS-ESS3-2

An explosive volcanic eruption occurs when

• magma is thick and sticky.

• magma is thin and runny.

Eruptions at ____________ volcanoes are examples of explosives eruptions.

• Hawaii's

• San Francisco's

• Mount St. Helens'

Which event most likely formed this land feature?

• Hot liquid rick moving to the surface

• Rivers depositing large amounts of sand

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2