MATH and SCIENCE crossword

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Across
  1. 2. The layer we live on is called_____
  2. 3. a fraction to its simplest terms
  3. 7. earths outer layer that is divided into continents
  4. 8. a number that can be negative or positive
  5. 10. another of te continents the fossils were found on the south
  6. 14. the number which consists of two parts, a whole number and a fraction part seperated by a dot in the middle
  7. 15. many pieces of land that were once together (Africa, North America, Asia)
  8. 17. when two plates move together and create a mountain/hill
  9. 20. your answer when dividing two intergers
  10. 21. A piece of ____ to support a claim
  11. 22. the widest layer of the earths inner layer
  12. 24. the layer that is under the mantle
  13. 25. one of the continents the mesosouras fossils were found on the east
Down
  1. 1. a piece of earth cut out to see every layer of the earth
  2. 4. when two plates move apart
  3. 5. a number less than zero
  4. 6. a part of a whole
  5. 9. number to the right on the number line
  6. 11. a prediction to something
  7. 12. when two plates cometoghether and one is on top of the other
  8. 13. a supercontinent that that combines most of earths landmasses
  9. 16. the outer layer of a planet
  10. 18. narrow holes that form at the plate boundary where the plates subduct
  11. 19. another word to reduce is
  12. 23. the remains of life stuckin layers of rock on the earth