While helping a friend move, you lift a 184 N box full of books and perform 180 J of work to do so. What distance, directly upward, do you lift the box? Show all your work.

What produces a record of seismic waves? richter scale seismogram barometer seismograph

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=