Year 8 Science - Rocks - A RESEARCH ASSIGNMENT

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Across
  1. 2. An intact form of an ancient plant/animal preserved in rock/tree sap
  2. 5. Formed from cooling of magma via being yeeted/emitted across the air
  3. 6. Environmental damage to an object (i.e. water, heat, wind, etc)
  4. 7. Prehistoric reptile-like animals that roamed the Earth far before humans did
  5. 14. Pieces of rock cemented together with great force
  6. 17. Molten rock
  7. 18. Forms of life that are no longer alive to this day
  8. 20. An intrusive rock that is hard due to its many years of developing crystals
Down
  1. 1. Rock. Also called stone in Minecraft
  2. 3. Appearance of mineral caused by how it reflects light
  3. 4. Main component of rock
  4. 8. Formed from grains of sand cemented together over time. Also found in the desert in Minecraft.
  5. 9. The study of rocks
  6. 10. How minerals break into flat surfaces determined by their crystal construction
  7. 11. Formed from pre-existing rocks changed by heat/pressure
  8. 12. Main component of mineral
  9. 13. A rock that can float on water due to its porous surface
  10. 15. Igneous rock formed when lava cools below the surface (not interior)
  11. 16. Igneous rock formed when lava cools above the surface (not exterior)
  12. 19. A mineral consisting of silica that is found in sandstone, the nether, and granite