In this prototype of a flashlight, a neodymium magnet (Y) is shaken back and forth through a circular copper coil (X), producing an electric current to operate the flashlight for several minutes at a time. What do the magnet and copper coil in this flashlight represent?

generator
motor
resistor
transformer

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.

Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement

Atomic nuclei of almost all elements consist of