during the day at 27 C a cylinder with a sliding top contains 20.0 liters of air. at night it only holds 19 liters. what is the temperature at night? give the asnwers in kelvin and C?

You throw a baseball directly upward at time t = 0 at an initial speed of 12.3 m/s. what is the maximum height the ball reaches above where it leaves your hand? at what times does the ball pass through half the maximum height? ignore air resistance and take g = 9.80 m/s2.

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

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