Kirchhoff’s voltage loop laws example

Ineed the answers for these promblems i have

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)

Which body is in equilibrium? (1) a satellite orbiting earth in a circular orbit (2) a ball falling freely toward the surface of earth (3) a car moving with a constant speed along a straight, level road (4) a projectile at the highest point in its trajectory