I will mark you brainlist! How can different activity along the path of the water affect the quality? Use your own word

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

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.

Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little