Volcanoes
  • 1. What is a volcano?
A) An opening in the Earth's crust where magma erupts to the surface
B) A large storm with very high speed winds
C) A violent shaking of the Earth that occurs when two tectonic plates bump into each other
D) A large cloud that generates rain, hail, and lightning
  • 2. What do we call molten hot liquid rock while it is still below the Earth's surface?
A) Magma
B) Lava
C) Cinder
D) Igneous
  • 3. What do we call molten hot liquid rock once it erupts to the Earth's surface?
A) Cinder
B) Magma
C) Lava
D) Igneous
  • 4. What kind of rocks are formed when lava from a volcano cools?
A) Igneous rocks
B) Sedimentary rocks
C) Magma rocks
D) Metamorphic rocks
  • 5. Which of the following descriptions describes a dormant volcano?
A) A volcano that has erupted in recent history
B) A volcano that has not erupted in a long time, but may erupt again
C) A volcano that is currently erupting
D) A volcano that scientists believe will never erupt again
  • 6. What type of volcanoes form from wide thin layers of lava?
A) Lava domes
B) Composite volcanoes
C) Shield volcanoes
D) Cinder cones
  • 7. What type of volcanoes can sometimes form inside another volcano?
A) Lava domes
B) Composite volcanoes
C) Cinder cone
D) Shield volcanes
  • 8. What type of volcanoes are formed from lava ejected from a single vent at the top, but they don't get taller than around 1,000 feet?
A) Cinder cones
B) Shield Volcanoes
C) Lava domes
D) Composite volcanoes
  • 9. What type of volcanoes are formed over many years and can grow to mountains of over 8,000 feet tall?
A) Shield Volcanoes
B) Composite volcanoes
C) Lava Domes
D) Cinder Cones
  • 10. On what planet is the tallest volcano in the Solar System?
A) Earth
B) Saturn
C) Mars
D) Venus
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