ES unit 1

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Across
  1. 3. , Testable educated guess/explanation.
  2. 5. , An error in reasoning that can mislead.
  3. 9. , First step of scientific method: noticing/identifying a problem.
  4. 11. , Category/order with unusually high number of species.
  5. 12. , System where matter can’t enter/leave but energy can
  6. 14. , Beneficial in small amounts for teeth; harmful in large amounts.
  7. 15. , Ultimately, most of Earth’s energy comes from this.
  8. 17. , Study of environment as it relates to living things.
  9. 19. , Wetland dominated by trees/shrubs.
  10. 22. , Heat transfer by direct contact.
  11. 24. , Einstein: science is a refinement of this.
  12. 25. , Earth system of rocks/soil/solid Earth.
  13. 26. , Land surrounded by water on three sides.
  14. 27. , Energy of motion.
  15. 29. , Deep valley with steep sides often carved by a river.
  16. 30. , Earth system containing all water.
  17. 32. , Heat transfer by movement of fluids
  18. 34. , Larger than a bay.
  19. 35. , Energy source replenished naturally on a human timescale.
  20. 38. , Process described by: C6H12O6 + 6O2 → 6CO2 + 6H2O + ATP.
  21. 39. , Final step: interpret results; support or refute hypothesis.
  22. 40. , Essential nutrient; excess fertilizer runoff causes algal blooms/dead zones.
  23. 41. , Heat transfer by electromagnetic waves
  24. 43. , Most abundant life by pure quantity.
  25. 44. , Hypothesis: whole biosphere behaves like one organism.
Down
  1. 1. , Coal, petroleum, and natural gas category.
  2. 2. , Deserts are not always this.
  3. 4. , Wetland dominated by grasses/reeds.
  4. 6. , Shallow water separated from sea/ocean by a barrier.
  5. 7. , Region with very low precipitation
  6. 8. , Process described by: 6CO2 + 6H2O + light → C6H12O6 + 6O2.
  7. 10. , Earth has about 8.7 million known/estimated kinds of these.
  8. 13. , Narrow land bridge connecting two larger landmasses.
  9. 16. , Earth system: all living organisms.
  10. 18. , Term meaning 'Earth heat'.
  11. 20. , Earth system: gases/air surrounding Earth.
  12. 21. , Ring-shaped coral reef enclosing a lagoon.
  13. 23. , System exchanging matter and energy
  14. 24. , Steep vertical rock face.
  15. 28. , Needed for respiration; too much
  16. 31. , Human activity is increasing the rate of this.
  17. 33. , Controlled test to gather data.
  18. 36. , Energy due to position
  19. 37. , Finite energy source that takes very long to form.
  20. 42. , Man-made waterway by definition.