FILL IN THE BLANK!

Trial 1 2 3 Red Sled Height 50.0 m 25.0 m 5.0 m Red sled mass 20 kg 120 kg 100 kg Red Sled speed 31 m/s 22.1 m/s 9.9 m/s Red Sled Momentum 626 kg x m/s 2656 kg m/s 990 kg x m/s Blue sled height 10.0 m 20.0 m 45.0 m Blue sled mass 100 kg 130 kg 40 kg Blue sled Speed 14 m/s 19.8 m/s 29.71 m/s Blue sled momentum 1400 kg x m/s 2,570 kg x m/s 1,188 m/s Winning Sled blue red blue Total momentum before the collision (Red sled momentum -blue sled momentum) Total momentum (20 + 100) x- 6.45= after the collision -774 kg x m/s (Mass of both sleds added together x speed)Record the Red and blue sled's momentum alter the collisions: Trial 3 Red Sled mass 100 kg Red sled speed after collision Red sled momentum Blue sled mass 40 kg Blue sled speed after collision Blue sled momentum W'inning sled Total momentum before the collision Total momentum after the collision Momentum conserved? How do you know