Across
- 3. An opening on the earth's surface, which allows hot, molten
- 5. The sudden shaking of the ground caused by movements or
- 7. People who study earthquakes are called
- 8. and gases to escape from below the surface is called
- 9. deep inside the earth is called
Down
- 1. If a particular area receives no rain or less rain than normal
- 2. a long period, it is to be affected by
- 4. Earthquakes can be detected with an instrument called
- 6. Tidal or storm waves are also known as