Time-Traveling Tour Guides

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Across
  1. 2. The Grand Canyon was carved over millions of years by the ________ River.
  2. 4. Weathering, erosion, and deposition make __________ change over time.
  3. 6. the type of striped rock layer in the Grand Canyon that was formed in layers
  4. 11. Which type of rock is formed from change like heat from magma or tectonic plates?
  5. 12. New broken rock can be made when meltwater from glaciers _______ and expands.
  6. 13. This type of rock is made by hot lava.
  7. 15. pieces of broken down rocks like pebbles, sand, stones, dirt, etc.
  8. 20. Glaciers can created u-shaped ______.
  9. 21. Sand dunes are created by ____ erosion.
Down
  1. 1. What is created at the bottom of glaciers when it heats up from friction and pressure?
  2. 3. True or false, are glaciers made only of ice?
  3. 5. a fossil found at the bottom of the Grand Canyon in the oldest layer
  4. 7. dropping sediments down
  5. 8. _____ tooth is a fossil found near the top of the Grand Canyon in the newer layer
  6. 9. the breaking of rocks
  7. 10. These things can tell us what the land and water were like in the Grand Canyon a long time ago.
  8. 14. Do glaciers ever move?
  9. 16. taking and moving sediments
  10. 17. Wind, water, and glaciers can all cause different types of _______.
  11. 18. Earth's changes can be fast or ____.
  12. 19. pine ______ is a fossil found in the middle layer of the Grand Canyon