The Living World

5. A large species of deer native to northern regions.
6. The process of cutting down trees for commercial or industrial purposes
8. The outermost layer of the Earth
10. A large mass of ice that forms over many years
12. The rapid movement of rock and soil down a slope or incline
14. A __ body is any natural object that exists in space outside of Earth's atmosphere

1. A rapid and massive flow of snow, ice, and debris down a mountainside or slope
2. A fracture or zone of weakness in the Earth's crust where movement has occurred
3. A rotating column of air associated with tornadoes
4. To come into violent contact with another object or surface, to slum into something
7. A sudden and intense burst of radiation from the Sun's surface is called solar ___
9. Fragments of material that result from the explosion
11. Fossil fuels such as oil and __ are sources of energy and is used for electricity generation.
13. A prolonged period of abnormally high temperatures
15. A sudden and violent release of magma, gases, and ash from a volcano