Across
- 1. When new oceanic crust forms along a mid ocean ridges, and older oceanic crust moves away from the ridge
- 3. Mountain ranges in the middle of oceans
- 5. Process that recycles the crust of the spreading ocean floor back inside the earth
- 6. Plate boundary type where plates move away from each other
- 7. Plate boundary type where plates scrape across each other as they move
Down
- 2. When a convergent plate boundary forms and two plates collide, but the more dense plate sinks below the less dense plate
- 4. Plate boundary type where plates collide together