Unit 2 kinetic energy mastery test

Which statement best describes how private industry decides where to spend the money on research and development

What is a subatomic particle with a negative charge and very little mass?

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.