An object when orbiting the earth at a height of three earth radii from the center of the earth has a weight of 1.00 n. what is the object’s mass? (g at the surface of the earth is 9.8 m/s^2)

1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)

Bonds within one water molecule are examples of

Asimple electrochemical cell contains two electrodes? t or f