Science Review: Ecology, Astronomy, Physics

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Across
  1. 7. Type of light reflected off the Moon
  2. 8. metric unit of measurement on ruler
  3. 12. diagram showing energy flow in the ecosystem
  4. 13. Earth does this in 24 hours
  5. 15. when 2 or more organisms eat the same thing
  6. 16. metric unit of measurement on triple beam balance
  7. 17. organism that only eats meat
  8. 20. measured with the triple beam balance
  9. 21. distance traveled over time
  10. 22. happens when the Sun, Moon and Earth align
  11. 24. producers do this process
  12. 25. gas released by photosynthesis
Down
  1. 1. force that holds planets in place
  2. 2. time it takes a planet to go around the Sun
  3. 3. the arrows in a food web represent the transfer of this
  4. 4. an organism that eats another living thing
  5. 5. objects with more mass exert more...
  6. 6. plants take in this substance to do photosynthesis
  7. 9. organism that eats plants
  8. 10. Earth's tilt gives up different climates and...
  9. 11. living things and the environment they live in
  10. 14. everything that orbits the Sun
  11. 18. the third planet from the Sun, is habitable
  12. 19. mass/volume
  13. 21. main source of energy in ecosystem
  14. 23. substance created by photosynthesis