The electric field intensity at a particular location surrounding a Van de Graaff generator is 2.15E3 N/C. Determine the magnitude of the force that this field would exert upon a ball with 3.85E-7 C of charge when positioned at this location. Round to the appropriate number of sig figs, and put your answer in scientific notation

Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec

Greg drew a diagram to compare two of the fundamental forces. which labels belong in the areas marked x, y and z? gravitational force electromagnetic force x. attractive y repulsive z: infinite range x: infinite range y attractive z. repulsive x. always attractive y: infinite range z: attractive or repulsive x. attractive or repulsive y infinite range z: always attractive

Which word expression describes how much to calculate pressure