A ball is launched at 150 m/s from a cliff. what is its vertical speed after 3 seconds?

Adding more pulleys to a system of pulleys needed to lift an object. a. increases the force b. decreases the force c. increases the amount of work d. decreases the amount of work

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics

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