Earthquakes by Seymour Simon

Why are most earthquakes unknown to people?

• They are too small to feel.

• They are only felt in areas that are heavily populated.

• They only happen in the ocean.

• They only happen along the Pacific Ring of Fire.

Most earthquakes take place in the Earth's crust, a five-to thirty-mile deep layer of _________ that covers our planet.

• magma

• water

• rock

• soil

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS3-2

Weaker shocks, called _________, can follow an earthquake on and off for days or weeks.

• strikes

• aftershocks

• sections

• faults

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NGSS.MS-ESS3-2

Four out of five of the world's earthquakes take place along the rim of the Pacific Ocean known as:

• the earthquake zone

• the world earthquake zone

• the Pacific Ring of Fire

• the Strike-Slip Fault

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

The United States rides on the __________ plate.

• North American

• African

• Antartic

• Eurasian

Tags

NGSS.MS-ESS2-3

Earthquakes can occur anywhere there are _______ in underlying rocks.

• stresses

• strings

• snaps

• magma

Tags

NGSS.MS-ESS3-2

Scientists think that a huge, deadly earthquake will strike along the ________ Fault in the near future.

• Eurasian

• North American

• Pacific Ring of Fire

• San Andreas

Tags

NGSS.MS-ESS3-2

The 1906 San Francisco earthquake was on the of the most ________ earthquakes ever recorded, killing more than 3,000 people.

• violent

• minor

• easy

• unfelt

Tags

NGSS.MS-ESS3-2

Which instrument is used to measure earthquake SHOCKS?

• Richter Scale

• Seismographs

• Magnitude Meter

• Mecali Intensity Scale

Earthquakes under the ocean's floor can cause:

• tsunamis

• more earthquakes

• volcanoes

• quicksand

Tags

NGSS.MS-ESS3-2