Melting and Magma Formation Exercise

Melting and Magma Formation

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Melting and Magma Formation

Learn about the conditions that cause deep rocks to melt and form magma.

Questions

  1. MultiChoice

    What process transforms solid mantle or crust rock into magma?

  2. MultiChoice

    At what depth does rock melting typically take place in Earth?

  3. MultiChoice

    What three main factors influence the melting of rock underground?

  4. MultiChoice

    What happens to the melting point of rock when water fluids are added deep underground?

  5. MultiChoice

    What is partial melting?

  6. MultiChoice

    What happens to magma because it is less dense than solid surrounding rock?

  7. MultiChoice

    What is a magma chamber?

  8. MultiChoice

    What type of magma is rich in iron and magnesium?

  9. MultiChoice

    What type of magma has high silica content and high viscosity?

  10. MultiChoice

    What does magma become once it erupts onto Earth's surface?

  11. MultiChoice

    Which tectonic setting generates magma due to decompression melting?

  12. MultiChoice

    How does high pressure deep inside Earth affect the melting temperature of dry rock?