61. A person who is properly restrained by an over-the-shoulder seat belt has a good chance of surviving a car collision if the deceleration does not exceed 30 "g’s" Assuming uniform deceleration at 30 g’s, calculate the distance over which the front end of the car must Giancoli, Douglas C.. Physics (p. 46). Pearson Education. Kindle Edition.

In a system, when potential energy decreases, then entropy also decreases. true false

Which lists the organs in the correct order as food passes from the mouth to anus?

Aperson gives a shopping cart an initial push along a horizontal floor to get it moving, and then lets go. the cart travels forward along the floor, gradually slowing as it moves. consider the horizontal force(s) on the cart while it is moving forward and slowing. which of the following statements is correct? (a) both a forward and a backward force are acting on the cart, but the forward force is larger. (b) only a forward force is acting which diminishes with time. (c) both a forward and a backward force are acting on the cart, but the backward force is larger. (d) only a backward force is acting, no forward force.