Earth Science: Volcanoes

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Across
  1. 4. Cinder cone volcanoes have __________ angles
  2. 5. one type of lava flows are
  3. 7. 2 out of 3 main volcanic types
  4. 9. flows easily
  5. 14. 3 out of 3 main volcanic types
  6. 18. Name a caldera volcano
  7. 19. an example of a composite cone volcano
  8. 20. The greatest volume of volcanic rock is produce along the ________ system.
  9. 21. Resemble buried lava flows and many exhibit columnar joints.
Down
  1. 1. The name given to particles produced in volcanic eruptions is _______ material
  2. 2. Large masses of igneous rock that formed when magma intruded at depth, became crystallized, and subsequently was exposed by erosion are called.
  3. 3. Rising magma can form volcanic ________ arcs in an ocean and continental volcanic arcs on land.
  4. 6. are volcanoes composed of both lava flows and pyroclastic material.
  5. 8. Are tabular-shaped intrusive igneous features that cut across preexisting rock layers.
  6. 10. does not flow easy
  7. 11. are large depressions in volcanoes formed by top of a volcanic that has fallen
  8. 12. is the measure of a materials resistance to flow
  9. 13. 1 out of 3 main volcanic types
  10. 15. causes rock to melt at a lower temperature.
  11. 16. one type of lava flows are
  12. 17. viscous magma produces a more ______ eruption