Why does the sun set in the west and rise in the east? This is an actual question so please dont just put bad answers

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.

satellites are frequently used to make observations of the orbit on earth

condenser is used to focus in the light microscope.