Answer:
The three laws of motion were first compiled by Isaac Newton in his Philosophiæ Naturalis Principia Mathematica (Mathematical Principles of Natural Philosophy), first published in 1687. Newton used them to explain and investigate the motion of many physical objects and systems
Answer:
Same mass
Explanation:
5kg and 5kg are the same that's the explanation
The gravity is pushing rhe boat down
The answer would be to research the need. This should have been done before the project began.