The kinetic energy of a boulder weighing 50 N perched on the edge of a cliff 25 m high is… a) -1250 J
b) 50 J
c) 0 J
d) 1250 J

Asmall, positively charged ball is moved close to a large, positively charged ball. which describes how the small ball likely responds when it is released? it will move toward the large ball because like charges repel. it will move toward the large ball because like charges attract. it will move away from the large ball because like charges repel. it will move away from the large ball because like charges attract.

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

The radius of an atom is closest in size to a