Answer:
The work of Issac newton is he discovered the gravity.
when he was sitting the the shed of the tree than an apple suddenly fall in his head but he did not realize and again the apple hit the Issac newton head. so there is a saying that there is an apple in Newton head. after that he pick the same apple and thrown into the tree than the apple goes up than again it came down than he think that an object thrown up how it again comes down than later on by many experiment and research he find that it is due to gravity. so this Way he discovered gravity.
Samuels trip was to the north side it was really hard friend because a lot of his men died and they had to eat only the water of seals and only seal meat
B Samuel Morse because he made the "Morse Code" and he wanted to make it wireless too I assume
Answer:
D) He was the main author of the document
Explanation:
Because the have some power but not a lot
Hope this helps
