You decide to sell cookies around your neighborhood. You pull a wagon fully loaded with cookies and travel 1500 meters around your neighborhood. How much force did you use if
you performed 151,000 Joules of work?

=force × distance a. work b. velocity c. pressure d. momentum

In what direction does an applied force move an object

Consider a uniformly charged ring in the xy plane, centered at the origin. the ring has radius a and positive charge qdistributed evenly along its circumference. a)what is the direction of the electric field at any point on the z axis? . b)what is the magnitude of the electric field along the positive z axis? use k in your answer, where k=14πϵ0. d)the ball will oscillate along the z axis between z=d and z=−d in simple harmonic motion. what will be the angular frequency ω of these oscillations? use the approximation d≪a to simplify your calculation; that is, assume that d2+a2≈a2. express your answer in terms of given charges, dimensions, and constants