In Times Square in New York City, people celebrate on New Year's Eve. Some just stand around, but many move about randomly. Consider a system consisting of all these people. Approximately, what is the total linear momentum of this system at any given instant? Justify your answer.

Which of the the following are examples of projectile motion of both projectile motion and two dimensional motion

The gun from the crime scene shows tool marks where the serial numbers are ground off. there are also tool marks on the bullets left behind. what information can the tool marks on the bullets and gun provide about the crime? what type of evidence does this information provide, individual or class?

First to answer will be the brainliest i need the answer asap