The sun is 149,600,000 kilometers from earth express that number in scientific notation

At what point the certain object feels zero garvitational force between earth and the moon. take the required information from the book.required: distance away from earth or moon

2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical