Question

A.) This time, your mass is 67.1 kg and the sled s mass is 17.6 kg. You re on the sled, initially moving to the west at 9.32 cm/s. From the southern shore, your friend throws a baseball of mass 0.197 kg, which you catch as it s traveling northward with a horizontal velocity component of 32.1 m/s. What will be the sled s (and your) speed after catching the ball?

Multiple choice

11.91 cm/s

9.40 cm/s

35.5 cm/s

9.53 cm/s

B.) Your mass is 71.8 kg, and the sled s mass is 10.0 kg. You start at rest, and then you jump off the sled, after which the empty sled is traveling at a speed of 5.34 m/s. What will be your speed on the ice after jumping off?

Multiple choice

0.74 m/s

0.52 m/s

1.26 m/s

1.00 m/s

Answer 1