Theories
Across
- 4. Movement of tectonic plates away from each other
- 7. Scientist who discovered that galaxies are moving away from each other
- 8. Term for the stretching of space observed by Hubble
- 9. Color shift showing galaxies moving away
- 10. Large landmass formed by plate movement
Down
- 1. Boundary where plates collide
- 2. Cracks in Earth’s crust where movement occurs
- 3. Theory explaining the origin of the universe
- 5. Force that drives plate movement from Earth’s interior
- 6. Cracks in Earth’s crust where movement occurs