#13 Questions for The Lesson of Mt. St. Helens

What date did Mt. St. Helens erupt?

• May 18, 1980

• June 18, 1980

• May 18, 1979

• June 18, 1979

How many atomic bombs was the eruption of Mt. St. Helens equivalent to?

• 21,000

• 10,000

• 15,000

• 5,000

What was the youngest of the Cascade volcanoes?

• Mt. St. Helens

• Mt. Rainier

• Mt. Hood

• Mt. Adams

What natural event signaled that an eruption was likely at Mt. St. Helens?

• Tremors deep in the mountain

• A sudden snowstorm

• A large earthquake

• A forest fire

What filled the north fork of the Toutle River after the eruption?

• Debris 600 feet deep

• Lava 300 feet deep

• Water 200 feet deep

• Sand 100 feet deep

How high did the cloud of ash and gas rise from the eruption?

• 12 miles

• 5 miles

• 8 miles

• 15 miles

What was the visibility reduced to in Spokane due to the ash?

• 10 feet

• 20 feet

• 30 feet

• 40 feet

What happened to the Douglas fir trees in the blast area?

• Laid flat over an area of 250 square miles

• Burned completely

• Remained standing

• Grew taller

Who was the first person to die in the eruption mentioned in the text?

• Harry R. Truman

• David Johnston

• A local resident

• A tourist

What did Harry R. Truman refuse to do before the eruption?

• Move to a safer location

• Sell his lodge

• Call for help

• Visit the mountain