Mount Saint Helens and Crater Glacier Quiz

What makes Mount Saint Helens a site of scientific interest today?

• It is the tallest mountain in the US.

• It is the least active volcano in the US.

• It has the world's oldest glacier.

• It is the site of Earth's newest glacier.

How did the 1980 eruption of Mount Saint Helens compare to the Hiroshima bomb?

• It was 100 times more powerful.

• It was 500 times more powerful.

• It was equally powerful.

• It was less powerful.

What is surprising about the growth of Crater Glacier?

• It is growing while most glaciers are retreating.

• It is the only glacier in the world.

• It is shrinking rapidly.

• It is melting due to volcanic activity.

What challenges do scientists face when studying Crater Glacier?

• Frequent avalanches.

• Lack of snowfall.

• Dangerous terrain and falling boulders.

• Extreme heat.

What are fumaroles and what do they indicate?

• Cold air vents indicating glacier stability.

• Hot steam vents indicating volcanic activity.

• Water springs indicating glacier melting.

• Ice formations indicating glacier growth.

Why are the glacier caves at Mount Saint Helens considered unique?

• They are the largest caves in the world.

• They are formed by volcanic gas and steam.

• They are the warmest caves on Earth.

• They are the most accessible caves.

How can the glacier at Mount Saint Helens serve as an early warning system?

• By becoming more stable.

• By increasing in size.

• By changing color.

• By retreating due to increased melting.

What is the significance of studying extreme environments like Mount Saint Helens for astrobiology?

• To understand Earth's climate.

• To find new minerals.

• To predict weather patterns.

• To find analogs for extraterrestrial environments.

What makes Mount Saint Helens a unique system for studying new life forms?

• It has the most diverse ecosystem.

• It was sterilized by the 1980 eruption.

• It is the oldest volcanic system.

• It has a long history of habitation.

What are scientists hoping to learn by studying microorganisms at Mount Saint Helens?

• How to create artificial glaciers.

• How to grow plants in space.

• How life can adapt to new environments.

• How to prevent volcanic eruptions.