A 1400-kg car is traveling on a level road at a constant speed of 66 mi/h. The drag force exerted by the air on the car and the rolling friction force exerted by the road on the car tires add to give a net force of 790 N pointing opposite to the direction of the car's motion. What is the rate of work done by the air and the road on the car?

dopamine..

"it was found that some people who were taking the drug l-dopa to raise their levels of dopamine were developing schizophrenic-like symptoms supporting research a strength of the dopamine hypothesis is that there are many studies which have shown support for the neurochemical explanation."

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but hope this