1811-12 New Madrid Earthquakes

During the New Madrid earthquakes of 1811-12, all of the following areas felt the large earthquakes except

• Cuba

• Mexico

• California

• Washington, DC

The first initial earthquake occurred

• during the day in December 1811.

• during the night in January 1812.

• during the night in December 1811.

• during the day in January 1812

During the large earthquakes that occurred, the ground did all of the following except

• liquefaction occurred.

• sand boils occurred.

• subsidence and uplifting occured,

• land split open into wide fissures.

Surface waves were reported to be as high as

• 5ft.

• 20ft.

• 2ft.

• 1ft.

The New Madrid fault is a

• normal fault.

• reverse fault.

• transform fault.

• back fault.

According to historical accounts, around how many earthquakes occurred in the months from December 1811- and March 1812?

• 100

• 1000

• 25

• 2000

Why was there not many deaths in the area during these earthquakes?

• Not many people lived in the area.

• There was not much destruction to the buildings.