Watersheds

Test Description: Mrs. Baumann

Instructions: Answer all questions to get your test result.

1) water with low amounts or no salt. Only 1% of the liquid water on earth.

2) water below earth's surface: aquifer

3) CAN decompose (break down by decomposers) within weeks or months

4) the dump: hole lined with plastic, filled with trash, and buried forever

5) downward movement through porous/spongy material: filtered/ infiltration

6) area that drains into a lake, river, ocean, aquifer, etc...

7) Plant food, causes algae blooms that can be poisonous or use up all of the oxygen, killing fish

8) area of ocean the size of Tx, full of plastic trash from runoff

9) Where water percolates down, filling an underground aquifer

10) non renewable energy source such as oil, coal, gas, that releases CO2/air pollution when burned

11) rain runs off the surface of earth, picking up trash/pollution

12) soil deposited by running water, wind or gravity

13) removal of whole ecosystem by explosives during the digging up of resources

14) full of holes, water filters through it

15) safe to drink

16) replenishable; can always make/get more when used: animals, plants, wind, solar, hydroelectricity...

17) petroleum product that takes hundreds/thousands of years to break down

18) bug killer (poison)

19) prevents soil erosion

20) water on earth's surface (lake, river, ocean...)


*select an answer for all questions

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