The answer should be 741 N.
W=m*g
9.5*78 is 741
The answer is 34 you have to add the numbers and divide them by how many numbers there are
Bar magnets have 2 poles. I think. Answer: first choice
It is called a metric system!
The one in the water would have a much greater speed than the one in the air since energy is transmitted better and faster in liquid than gas.
