UNIT 8 WATER
Across
- 4. AN AREA OF EARTHS SURFACE FROM WHICH WATER PRECOLATES DOWN INTO AN AQUIFER
- 6. A PROCESS THAT INCREASES THE AMOUNT OF NUTRIENTSIN A BODY OF WATER THROUGH HUMAN ACTIVITIES
- 8. POLLUTION DISCHARGED FROM A SINGLE SOURCE
- 9. WATER BENEATH THE EARTH'S SURFAE IN SEDIMENT AND ROCK FORMATION
- 12. ORGANISMS THAT CAUSE ILLNESS OR DISEASE
- 14. A STRUCTURE BUILT ACROSS A RIVER TO CONTROL THE RIVERS FLOW
- 15. THE ABILITY OF ROCK OR SOIL TO ALLOW WATER TO FLOW THROUGH IT
- 16. FRESH WATER ON EARTHS SURFACE
- 19. POLLUTION TEMPERATURE OF A BODY OF WATER INCREASES
Down
- 1. SUITABLE FOR DRINKING
- 2. BUILD UP OF POLLUTANTS AT HIGHER LEVELS OF THE FOOD CHAIN
- 3. THE AREA OF LAND THAT IS DRAINED BY A RIVER
- 5. THE INTRO. OF CHEMICAL,PHYSICAL, OR BIOLOGICAL AGENT INTO WATER THAT DEGRADE WATER QUALITY AND ADVERSITY AFFECT THE ORGANISMS THAT DEPEND ON THE WATER
- 7. POLLUTION THAT COMES FROM MANY SOURCESRATHER THAN FROM A SINGLE SPECIFIC SITE
- 10. THE PERCENTAGE OF THE TOTAL VOLUME OF AROCK THAT HAS SPACES
- 11. ARTIFICIAL LAKE
- 13. WATER THAT CONTAINS WASTE FROM HOMES OR INDUSTRY
- 14. THE PROCESS OF REMOVING SALT FROM SALT WATER
- 17. A FLOWING NETWORK OF WATER
- 18. AN UNDERGROUND FORMATION THAT CONTAINS GROUNDWATER