Unit 3

3. A type of plate boundary where plates move apart.
5. A deep underwater valley formed at subduction zones.
9. A famous transform fault located in California.
11. Formed when magma reaches the Earth's surface due to plate movement.
13. The force that resists motion between two surfaces in contact, causing earthquakes.
14. A mid-ocean ridge example formed at a divergent boundary.

1. The study of Earth's plates and their movements.
2. The scientist who proposed the theory of continental drift.
4. A supercontinent that existed millions of years ago.
5. A type of plate boundary where plates slide past each other.
6. Remains of ancient organisms that provide evidence for plate tectonics.
7. A type of plate boundary where plates move towards each other.
8. When two continental plates push against each other, forming mountains.
10. A reptile fossil found on different continents, supporting continental drift.
12. A lowland region formed at a divergent boundary.