In a series of physics demos students of varying mass are placed on large massless carts and deliver impules to each others carts some carts are loaded with equal mass in other cases are unequal
some push off each other

answer; ///i believe that the correct answer is (45*) at a 45 degree check first good

can u provide the graph and if its not possible

then i can tell u the segment where the

average time interval starts degrading is the segment where the car is slowing down