In which of the weather fronts is a mass of moist, warm air replacing a mass of cold, dry air?

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n

Positive ions differ from neutral atoms in that