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Across
  1. 3. rock that forms from the weathering and erosion of other rocks (these sediments are deposited, compacted, and cemented)
  2. 5. any remains, impressions, or traces of a living thing found in Earth of a former geologic age
  3. 9. idea or explanation that you then test through study and experimentation
  4. 12. an organism that obtains energy by feeding on other organisms
  5. 13. basic unit of life found in all living things
  6. 14. made of a single cell
  7. 16. relationship between organisms where one organism benefits and the other is harmed
  8. 17. the process of moving closer together
  9. 19. an organism that cannot make its own food
  10. 21. the number of different species in an area
  11. 25. molten rock found under the Earth’s crust, containing dissolved gases and solid particles. At the Earth's surface, it is known as lava.
  12. 27. The smallest food molecule that is created in photosynthesis and used in cellular respiration.
  13. 30. rock that forms from other rocks as a result of intense heat, pressure, or chemical processes
  14. 33. a relationship between organisms where both benefit
  15. 34. A green organelle inside plant cells where photosynthesis takes place.
  16. 35. The study of how living things interact with each other and their environment.
  17. 36. the process of moving farther apart
Down
  1. 1. shapes, like mountains or hills that make up the Earth's surface.
  2. 2. rock that forms when magma cools and solidifies
  3. 4. an organism that obtains energy by making its own food
  4. 6. Rate number of individuals alive after a given period
  5. 7. process by which organisms use light energy to make food energy
  6. 8. a close, long-term interaction between species
  7. 10. a statement about what may happen in the future based on prior experience or knowledge
  8. 11. consisting of many cells
  9. 12. the thin, rocky outer layer of Earth, above the mantle
  10. 15. the name of the single landmass that broke apart 200 million years ago and gave rise to today’s continents
  11. 18. relationship between organisms where one benefits and the other is unaffected
  12. 20. the process by which oceanic crust sinks beneath a deep-ocean trench and back into the mantle at a convergent plate boundary
  13. 22. end of an organism or group of organisms
  14. 23. Organisms that break down dead organisms or waste
  15. 24. organism that captures and feeds on another organism
  16. 26. An energy giving organelle inside plant and animal cells where cellular respiration.
  17. 28. a decision made after considering relevant facts and evidence
  18. 29. the layer of rock between Earth’s crust and core
  19. 31. an organism that makes its own food
  20. 32. the innermost layer of Earth, located beneath the mantle