1. From time 0 to time 5 is the car in static equilibrium, dynamic equilibrium or accelerating? Explain. 2. From point D to point E is the car in static equilibrium, dynamic equilibrium or accelerating? Explain.

Which would not reduce the amount of green house gasses in the air

This is the substance(s) formed in a chemical reaction.

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final