Kate's Crossword
Across
- 3. two or more tectonic plates move toward each other and collide
- 5. A line or a curve on a geological map connecting points of identical age
Down
- 1. Proposed mechanism for plate motion in plate tectonics
- 2. The study of the magnetic record in rocks
- 3. The movement of earths continents relative to each other
- 4. A valley with steep sides; formed by a rift in the earths crust