the floor of the basement in a house is 3.2 m below the grade of the window cell. if the basement is flooded to a depth of 44 cm and the interior footprint is 10.3m x 18.4m. how much work must be done to sump pump to clear the floor

Heat from the sun reaches earth to a. radiation b. convection c. conduction

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

Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.