An oscillator makes 360 vibrations in 3 minutes.
a. how many vibrations does it make in two minutes?
b. how many vibrations does it make in five seconds?
c. what is its period in seconds?
d. what is its frequency in hertz?

Give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.