Cual es la masa de un objeto que esta a una altura de 100m y cuya energia es de 100J?

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

What are two different ways you could find the value of a? explain these methods.

What is the relationship between the direction of motion of the balloon and the wind currents