Moderate difficulty suitable for most players
Tectonic Enigmas of Earth's Layers
Challenging puzzle for experienced crossword solvers
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Across
- 1. Field analyzing particulate deposits over geological time
- 3. Plastic layer facilitating lithospheric drift
- 4. Arch-shaped fold in stratified rocks
- 5. Earth's magnetic shield deflecting solar wind
- 8. Type of crust thicker and granitic in nature
- 12. One plate sinking beneath another at convergent boundary
- 15. Mountain-building process through plate collision
Down
- 2. Elevated flatland formed by tectonic uplift
- 6. Study revealing ancient magnetic polarity reversals
- 7. Root of word describing Earth's surface shaping study
- 9. Surface point directly above seismic focus
- 10. Global water envelope including oceans and ice
- 11. Rigid outer shell comprising crust and upper mantle
- 13. Equilibrium concept explaining crustal buoyancy
- 14. Scientific discipline investigating Earth's tremors
- 16. Measure of gaseous content in magmatic materials
- 17. Layered texture in metamorphic rock formation
- 18. Physics applied to study Earth's interior and forces
- 19. Post-depositional alteration of sediments into rock
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- Moderate difficulty suitable for most players