The Hour That Shook Japan

What magnitude was the earthquake that struck northern Japan on March 11, 2011?

• 7.0

• 8.5

• 9.5

• 9.0

What was the primary reason for the tsunami's devastating impact on coastal cities?

• The speed of the tsunami waves

• The height of the sea walls

• Lack of early warning systems

• The magnitude of the earthquake

How far did some tsunami waves travel inland in Japan during the 2011 disaster?

• 4 miles

• 3 miles

• 2 miles

• 1 mile

How fast were the displacement waves moving during the March 11 earthquake, according to the visualization?

• 2 miles per second

• 3 miles per second

• 5 miles per second

• 4 miles per second

Tags

NGSS.HS-PS4-1

What role did new technology play following the 2011 tsunami in Japan?

• It was primarily used for communication.

• It predicted the tsunami before it happened.

• It helped in the immediate rescue efforts.

• It provided extensive documentation for study.