Chemistry Vocab

2. The tightness across the surface of water that is caused by the polar molecules pulling on one another.
5. The tendency of water molecules to stick to each other.
9. the tendency of water to stick to other substances.
11. A device that determines the distance of an object under water by recording echoes of sound waves.
13. The amount of energy required to raise the temperature of 1 gram of a substance by 1 degree celcius also the amount of heat required to increase the temperature of water.
15. the amount of matter in a given space; mass per unit volume.
16. An underwater vehicle built of strong materials to resist pressure at depth.
17. The area of land that is drained by a water system.
18. Spots on the ocean floor where hot gases and minerals escape from earth's interior into the water.
20. The area of the ocean beyond the edge of the continental shelf. Most diverse organisms live near the surface.

1. The movement of deep, cold, and nutrient-rich water to the surface.
3. The area drained by a river and its tributaries.
4. Small river or stream that flows into a large river or stream; a branch of the river.
6. Water that fills the cracks and spaces in underground soil and rock layers.
7. The quality of water that makes it able to dissolve more substances than any other solvent can.
8. Underground bed or layer yielding ground water for wells and springs etc.
10. Tiny algae and animals that float in water and are carried by waves and currents.
12. Organisms that live on the bottom of the ocean or other body of water; bottom-dwellers.
14. The area where a freshwater stream or river merges with the ocean. Often a nursery for young.
19. Free-swimming animals that can move throughout the water column.