Across
- 5. The most distant relative to modern humans.
- 8. The major evidence that supports plate tectonics.
- 12. Another name for a test in an experiment.
- 13. Name of the theory responsible for the formation of planets and stars.
- 15. Principle that shows gaps of time in the rock record.
- 19. The name of Our Galaxy.
- 20. Material that makes up the majority of the Universe.
- 21. Dating method that defines the order that events occur.
- 22. Name of the Era for dinosaurs.
- 24. The name of the scientist who proposed Continental Drift.
- 25. The reference point for latitude.
- 26. The _________ group contains the independent variable.
- 27. The name of the eon that we presently live.
- 30. Name of the Era for humans.
Down
- 1. Unit of measure for measuring distances in the Universe.
- 2. Dating method that defines an exact age for a substance.
- 3. Transitional fossil between dinosaurs and Birds.
- 4. Name of the first condensed form of matter.
- 6. The closest relative to modern humans.
- 7. Geologic principle that states that older events are found on the bottom.
- 9. Tectonic plates “float” on the ______________.
- 10. Reference point for longitude.
- 11. Layer of the Earth where tectonic plates found.
- 13. Gas present in the greatest abundance in the Earth’s Atmosphere.
- 14. Largest geologic time unit.
- 16. Another name for the experimental group.
- 17. Substance with atoms arranged in a repetitive pattern.
- 18. The ancient landform where all of the continents were connected.
- 23. The _________ group does not contain the independent variable.
- 28. The first element formed in our Universe.
- 29. Which of the 4 C’s for a diamond do humans control?