Is time a scaler or a vector? explain.

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

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

The solid that is formed and usually sinks to the bottom of a solution is the