An open system starts with 20,000 J of mechanical energy The energy changes to 10,000 J of mechanical energy and 2,056 J of thermal energy
What is the final total energy of the system?
A. 20,060
OB. 22,060
O O. 4,050
OD. 17,9423

Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20

Gasoline comes from petroleum, which is made from ancient living things. petroleum, therefore, contains a type of energy. a. heat b. nuclear c. biological d. chemical potential

What equation is used to calculate the weight of an object on a plant ?