Igneous Rocks & Volcanoes Exercise

Igneous Rocks & Volcanoes

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Igneous Rocks & Volcanoes

Study how igneous rocks form through volcanic activity and the cooling of molten rock.

Questions

  1. MultiChoice

    How do igneous rocks form?

  2. MultiChoice

    What is the difference between magma and lava?

  3. MultiChoice

    What kind of texture do intrusive igneous rocks have?

  4. MultiChoice

    Why do extrusive igneous rocks have small crystals?

  5. MultiChoice

    Which igneous rock floats on water because of trapped air bubbles?

  6. MultiChoice

    Which rock is a dark igneous rock that forms most ocean floor?

  7. MultiChoice

    What is obsidian?

  8. MultiChoice

    Where would you expect intrusive igneous rocks to form?

  9. MultiChoice

    Which of these is an igneous rock?

  10. MultiChoice

    How does fast cooling affect crystal size in igneous rocks?

  11. MultiChoice

    What provides the energy to melt rock into magma?

  12. MultiChoice

    Which volcanic activity produces extrusive igneous rock?