A narwhal's tusk is actually a protruding canine tooth(I guess all animal tusks are actually teeth, but it's still pretty cool). In addition to this, the horn can grow to be as long as 9 ft. However, scientists are not yet sure if the narwhal's horn actually serves any real purpose.
Roger Bacon was one of the earliest European scholars to refine the scientific methods,he developed the idea of making observations,hypothesis as then experimenting to test the hypothesis.
Answer:
Thank You. Also, have a nice day as well
Explanation:
I think the answer is President Monroe
Answer:they got jobs and pay
Explanation:
many unemployed people got jobs form the industry