an electric motor converts electrical energy into which kind of energy? potential kinetic storage chemical

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

Elements that have one valence electron and are very reactive are called

While preforming an experiment involving a reaction between two chemicals the scientist observes that the reaction container has become warm the observation is an example of