Krakatoa Volcano Quiz

What is the estimated age of the Earth?

• 8 billion years

• 2 billion years

• 4.5 billion years

• 6 billion years

What is the name of the deadly volcano that erupted over 100 years ago?

• Vesuvius

• Krakatoa

• Anak Krakatau

• Mount St. Helens

Where is Krakatoa located?

• Between Java and Sumatra

• Between Australia and New Zealand

• Between Hawaii and Japan

• Between Alaska and Russia

What is the name of the new volcano that has formed in the same spot as Krakatoa?

• Anak Krakatau

• Krakatoa 2.0

• Krakatoa Jr.

• Krakatoa Reborn

How fast is Anak Krakatau growing?

• 5 feet per year

• 20 feet per year

• 1 foot per year

• 12 feet per year

What type of volcano is Krakatoa?

• Stratovolcano

• Composite volcano

• Cinder cone volcano

• Shield volcano

What is the danger of sticky lava in stratovolcanoes?

• It causes earthquakes

• It creates pyroclastic flows

• It traps explosive gases

• It forms underwater boulders

What triggered the mega explosion of Krakatoa in 1883?

• Magma mixing

• Pyroclastic flows

• Underwater boulders

• Earthquakes

How loud was the noise of Krakatoa's explosion in 1883?

• Equivalent to 100 megatons of TNT

• Equivalent to 250 megatons of TNT

• Equivalent to 150 megatons of TNT

• Equivalent to 200 megatons of TNT

How far away was the noise of Krakatoa's explosion heard?

• 2000 miles

• 1000 miles

• 500 miles

• 100 miles