What is the best definition for the term “conserved” in the law of conservation of momentum? a. the same over time
b. increasing at a constant rate
c. equal to mass times velocity
d. dependent on the number of particles in the group

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

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87