Haley was jumping on the trampoline at her house. as her socks rubbed against the trampoline, they became charged. if a small piece of lint with a charge of +4.55 e -21 c is attracted to the socks by a force of 1.5 e -9 n, what is the magnitude of the electric field at this location?

Which changes of state do the labels represent? a: b: c:

However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as

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.