6th grade Science test Volcanoes

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  1. Once magma reaches the surface, it is called.
    lava
  2. Hot spots can occur ______.
    far from plate boundries
  3. An example of a chemical property is______.
    being able to burn
  4. Very hot magma produces lava called ______.
    pahoehoe
  5. Magma leaves a volcano through a ______.
    vent
  6. An explosive eruption occurs if magma is _____.
    high in silica
  7. A Volcano that is no longer erupting but is likely to erupt again in the future is _______.
    dormant
  8. What forms when magma hardens in the pipe of a volcano?
    volcanic neck
  9. When a volcano erupts quietly, what kind of mountain forms?
    shield volcano
  10. What forms when hot water and steam are trapped underground in a narrow crack?
    geyser
  11. A weak spot in a crust where magma comes to the surface is a_______.
    volcano
  12. How well a liquid flows depends on its ____.
    viscosity
  13. A long tube that connects a magma chamber to the surface is called a ______.
    pipe
  14. A volcano that is no longer likely to erupt is said to be _________.
    extinct
  15. A huge hole left behind when a volcano collapses is a ______.
    caldera
  16. true/false that magma rises to the surface because it is less dense than solid rock
    true
  17. true/false A volcano that erupts quietly produces ashes, cinders, and bombs.
    false
  18. true/false A dike forms when magma hardens between rocks in a horizontal layer.
    false
  19. True/false A batholith forms when a large amount of lava hardens on the surface.
    false
  20. true/false Hot water from underground can be used to heat homes.
    true
  21. Be able to describe the following boundaries:
    divergent
    convergent
    transform
  22. What causes magma to form at which plate boundary.
    • The oceanic plate
    • The continental plate
  23. Be able to identify types of volcanoes.
    • cinder cone
    • shield volcano
    • composite volcano
  24. Be able to label kinds of eruptions.
    • quiet eruptions
    • explosive eruptions
    • both quiet and explosive eruptions
  25. Be able to identify which kinds of materials are likely to erupt next within a diagram of a volcano.
    • lava and magma
    • ash,cinders, and bombs
    • magma and bombs
Author:
CmuellerALC
ID:
316370
Card Set:
6th grade Science test Volcanoes
Updated:
2016-02-23 15:46:49
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6th grade Science test
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6th grade Science test Volcanoes
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6th grade Science test Volcanoes
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