Environment and Life and Earth Science Vocabulary

5. rain, snow, sleet, or hail that falls to the ground
9. avoidance of the depletion of natural resources in order to maintain an ecological balance
10. the ability to do work or cause change
11. organisms that make their own food
14. organisms which feed on dead remains of plants and animals
15. the branch of biology that deals with the relations of organisms to one another and to their physical surroundings

1. the process by which businesses or other organizations develop international influence or start operating on an international scale
2. the process of turning from liquid into vapor
3. the processes through which the three main rock types (igneous, metamorphic, and sedimentary) transform from one type into another
4. a person or thing that eats or uses something
6. a resource of which there is an endless supply because it can be replenished
7. the process in which a water body becomes overly enriched with nutrients, leading to the plentiful growth of simple plant life
8. the series of processes by which nitrogen and its compounds are interconverted in the environment and in living organisms, including nitrogen fixation and decomposition
12. radiation from the sun capable of producing heat, causing chemical reactions, or generating electricity
13. the introduction of harmful materials into the environment