A 2.0-gram piece of gum is flicked straight at 5.0 meters per second toward a 5.0 gram block at rest on a frictionless horizontal surface. The collision is shown. The gum sticks to the block and both move to the right. What is their speed? 1.4 m/s
2.0 m/s
2.7 m/s
18 m/s​

Arowboat passenger uses an oar to push the boat off the dock by exerting a force of 40n for 3.0s. what impulse acts on the boat.

How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters

Asailboat is traveling to the right when a gust of wind causes the boat to accelerate leftward at 2.5m/s2 for 4s. after the wind stops, the sailboat is traveling to the left with a velocity of 3.0m/s. assuming the acceleration from the wind is constant, what was the initial velocity of the sailboat before the gust of wind? answer using a coordinate system where rightward is positive.