A freight train slows down as it approaches a train yard. If a force of -3.8 x 10 6 N is required to provide an acceleration of - 0.33 m/s 2 what is the train’s mass?

the five characteristics of adolescence are biological growth and development, and undefined status, increased decision making, increased pressure and the search of self.

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide