Two 30 uc charges lie on the x-axis, one at the origin and the other at 9 m. a third point is located at 27 m. what is the potential at this third point relative to infinity? (the value of k is 9.0 x10^9 n-m^2/c^2.) a) 750 v b) 2500 v c) 2000 v d) 3000 v

Match the words or actions and their definition. 1. the rate of doing work 2. a machine that changes motion 3. the force that is used to generate electricity 4. 550 foot-pounds per second 5. the force that makes things fall toward the earth 6. work in > work out 7. metric measurement of work 8. the product of force times distance water falling from a dam newton-meter gravity work windmill power the work principle 1 horsepower