Why might a company decide against using hydroelectric Energy as an alternative energy source A. Gathering it requires pulling from unclean sources

B. Gathering it creates noise pollution for surrounding areas

C. Gathering it releases carbon dioxide gases into the air

D. Gathering it can have a negative affect on natural habitats

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

straight probes are used primarily for measuring flow as it is approaching the test area. its geometry allows the probe to be mounted so that it is in the direct line of airflow.

the correct answer was location c, because earth is tilted away from the sun at this time