Landforms-Study Guide

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Across
  1. 2. Cooling magma becomes a rock
  2. 3. What is the scientific theory that Earth's crust is divided up into plates?
  3. 5. Caused by a vent in the earth's surface from which molten rock and gasses erupt
  4. 8. Layers of sediment that become bonded together forming a rock
  5. 10. Where the eroded object ends up
  6. 12. Plates slide past each other
  7. 15. The thinnest layer of the Earth that's made of rocky material
  8. 18. Who proposed the idea that continents sat on large plates and was once Pangea?
  9. 19. A layer of the Earth made out of melted iron and nickel
  10. 20. Plates push together
  11. 21. The process of a weathered object moving from one place to another
  12. 22. A combination in which one substance dissolves in another
  13. 23. Plates move apart
Down
  1. 1. What is the constant moving of the plates that float on top of the mantle called?
  2. 4. What provides information about life and conditions in the past?
  3. 6. Heat and pressure transforms one type of rock into another
  4. 7. Weathering caused by chemical reactions
  5. 9. What occurs when two plates push against each other and become locked?
  6. 11. Weathering caused by physical forces
  7. 13. A combination of two or more substances that do not lose their identifying characteristics when combined
  8. 14. A layer made of iron and nickel that could be solid because of the intense pressure
  9. 16. What is the movement of the earth's plates called?
  10. 17. The thickest layer of the Earth with lots of magma