Consider an object at rest with mass m at initial time. the object is separated into two objects having the equal mass m, and velocity vi and v2, respectively. [hint: energy and momentum conservation] [3-1] prove v2 [5 points) 13-2] obtain vy as a function of m and m.

Which property of fossils allow scientists to determine the relative rock ages..

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

How are series and parallel circuits simililar? both have multiple paths for electrons to travel. both require resistors in their circuits. both require a switch to complete the circuit. both have at least one path for electrons to travel.