Unit 1 Vocabulary Review (Lesson 1-10)

4. Water passed through filters that remove small particles.
6. A microorganism that causes disease.
9. Material that water can pass through.
10. In water treatment, clumped solids sink to the bottom of the tank.
12. Storage location for a substance, such as water. The atmosphere is this for carbon dioxide.
13. An inherent property of a given substance indicating how much heat the substance must absorb to cause a certain increase in temperature.
15. Fresh water below Earth's surface.
16. Water that falls from the sky as rain, snow, sleet, or hail.
18. Movements of water in and between reservoirs (e.g. oceans, clouds, streams, ice, and groundwater).
21. Amount of time, on average, a substance remains in a reservoir.
24. Small holes that exist between grains in a rock or sediment.
25. Water the flows over the land surface.
29. Pollution due to contaminants entering the water supply.
30. In water treatment, chemicals kill microbes.
31. Circular hole that goes into an aquifer to allow people to access groundwater.
32. Release of water vapor into the air through the leaves of plants.
33. Change in a substance from a gas to a liquid. it releases energy.
34. Change in a substance from a liquid to a gas; needs the addition of energy.

1. Water that enters an aquifer.
2. Underground layer of porous rock or soil that is saturated with groundwater.
3. Substance that harms the health of the environment or humans.
5. Line between where water is in a rock layer (below) and where it is not (above).
7. An atom that can undergo spontaneous breakdown to become another type of atom.
8. Material that water cannot pass though.
11. Over-enrichment of chemical nutrients in bodies of water that leads to oxygen depletion and destruction of aquatic life.
14. A property of liquids describing the tendency of surface molecules to be pulled in towards the liquids center, creating a surface that is tightened like a film.
17. Resource that is used faster than it can be made.
19. In water treatment, chemicals cause solids to clump together.
20. Contaminants that enter a water body through a single site of entry.
22. Sinking of the land surface because of the extraction of groundwater.
23. Water that contains little or no dissolved salt.
26. Over-growth of algae that can lead to oxygen depletion and fish kills.
27. Contaminants that build up from small amounts of contaminants that collect from a large area.
28. Process where water that seeps into the ground.