Across
- 2. Earthquake Ring of Fire Pangea
- 5. Spreading Transform Boundaries Subduction
- 6. Valley Fault Loam Volcano Crust Tension Compression
Down
- 1. Boundaries Convergent Boundaries Clay
- 3. Mantle Outer Core Inner Core Soil Humus Lithosphere Seismic Waves
- 4. Asthenosphere P-Wave S-Wave Surface Wave Tectonic Plates Convection Currents Continental Drift