Kyle throws a piece of gum, with a mass of .003 kg, at a stationary garbage can, with a mass of .05 kg. The gum hits the can with a speed of 9 m/s, and they stick together and slide forward. What is the total momentum of the system before the collision?

a. Write out the formula for this problem. (1 pts) b. Plug in the values from this problem into the formula. (1 pts)
c. Solve the problem, writing out each step. (1 pts)
d. Correct answer (2 pt)​

Brutus, the dog, is pulling a bone to the left with a force of 20 n. lassie, another dog, is pulling a bone to the right with a force of 18n. what is the net force? a. b. c.

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.

Two loudspeakers, 5.5 m apart and facing each other, play identical sounds of the same frequency. you stand halfway between them, where there is a maximum of sound intensity. moving from this point toward one of the speakers, you encounter a minimum of sound intensity when you have moved 0.33 m . assume the speed of sound is 340 m/s.part a) what is the frequency of the sound? part b) if the frequency is then increased while you remain 0.21 m from the center, what is the first frequency for which that location will be a maximum of sound intensity? express your answer to two significant figures and include the appropriate units.