2.2

1. the movement of mass rock.
2. rain and earthquakes weaken the earth.
3. roads and houses on cliffs that weekend the earth around.
4. we measure earthquakes with a Richter scale.
5. intra- plate tension where movement occurs along cracks
6. every 15 months because that happen in very rural areas.
7. killing 13 people injuring more than 120. 3500 homes destroyed. 3000 other buildings damaged.
8. land slide is where the earth moved and shifts where an earthquake is the movment of plates that causes most land slides.
9. a tsunami is a big wall or wave of water that comes from the ocean. they are usually coursed by earthquakes or land slides.
10.earthquake, landslide, volcano.