The term <u>nitrogen fixation</u> is used to describe turning nitrogen compounds into usable forms. The term refers to nitrogen gas undergoing processes which enable nitrogen to be incorporated into different organisms. Nitrogen fixation is a very important part of the nitrogen cycle.
The answer might be d. Hope it helps! Sorry if I'm wrong.
10. The Steam Engine, The Water Wheel, The Coal Burning Engine.
11. Machines became capable of doing most of the manual labor.
12. Polution levels rose and disease became easier to spread. There was also alot of smog in the air from the factories that popped up around that time.
13. a policy or attitude of letting things take their own course, without interfering.
14. Im not all that sure
15. (the question says to pick a change, not to discuss it in detail. only to pick one to discuss in detail) The Roaring Twenties.
answer: d
stocky bodies with thick fur and feathers
Quakers believed in religious freedom.
Puritans believed in only a Christian religon.
Pilgrims completely separated from the church to form new.
Puritans were more upper class and educated when Pilgrims were more lower class and ignorant.