How was the Japanese tsunami caused?

Answer 1

The magnitude of the quake was about 8.3, although some sources say it was a 7.9, on the Richter scale. The temblor "shook" loose an estimated 40 million cubic yards of dirt and glacier from a mountainside at the head of the Bay. " When the debris went "kersploosh" into the water it created a massive wave that washed 500m high over the headland in the left side of the above picture. The tsunami inundated approximately 5 square miles of land along the shores of Lituya Bay, sending water as far as 3,600 feet inland, and clearing millions of trees.

Answer 2

The Japanese tsunami in 2011 was caused by a massive underwater earthquake off the coast of Japan. The earthquake generated a powerful tsunami that struck the northeastern coast of Japan, causing widespread devastation.

Answer 3

A rock fall. An earthquake loosened 40 million cubic yards of rock which fell from about 3000 ft high.

Answer 4

The red cross would of helped also save the children. they would of brought, food and water. they also gave shelter as many peoples houses were wrecked

Answer 5

A techtonic fault line buckled off the coast of Japan causing a severe earthquake. It displaced several thousand tones of water creating a tsunami.

Answer 6

I think it was 3

Answer 7

20 million