A germen Shepherd takes 4 hour to cover a distance if it travales at a speed of 36mph what should be its speed to cover the same distance in 3 hours

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n

Is the time in tennessee the same as florida

The energy released by a nuclear fusion reaction is produced when