Question
Two people, one of mass 70 and the other of mass 65 , sit in a rowboat of mass 78 . With the boat initially at rest, the two people, who have been sitting at opposite ends of the boat, 3.5 apart from each other, now exchange seats.
Answers
drwls
Numbers without units are useless in physics.
You should know that by now.
You should know that by now.