Answer:
10 m/s
Explanation:
Gravitational Mass
Whatever distance north and then west you walked, you are then
(1.41 x that distance)
northwest of where you started.
1848.15J
KE =1/2 mv^2
Mass = 60kg, velocity =40km/h =11.11m/s
Hence
KE =30 x(11.1)^2 /2 = 1848.15J
It's Momentum becomes 4
