Answer:
Each station that measures the water quality characteristics....
Explanation:
like temperature and water level maybe....
Answer:
Fracking can contaminate water supplies if it is not done properly, because the fracking fluid injected into rock to enable gas to be released often contains chemicals. If the borehole is not properly cased to stop leaks, the fracking water can escape into the aquifer
Answer:
observe, question, research, hypothesize, experiment, test hypothesize, draw conclusions, report
I think its free nitrogen
Goods or services that are required.
