3. Two charged objects have a repulsive force of 0.080 N. If the distance separating the objects is halved, then what is the new force?*

Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j

What was the first instrument to ever record an earthquake?

In which of the following is positive work done by a person on a suitcase