Pluto has a radius of 1.15 x 106 m and a mass of 1.31 x 1022 kg.
What is the acceleration of gravity on
its surface?

All the simple machines make work easier to do by changing the or of a force. a. size; type b. work; type c. size; direction d. type; direction

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=

Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.