Calcula la presión de salida de agua que fluye por una tubería horizontal de 1 ½ pulgada de diámetro a una velocidad promedio de 1m/s, la presión inicial es de 10000 pa y la tubería se ensancha a 3 pulgadas.

Acar travels along a highway with a velocity of 24 m/s, west. the car exits the highway; and 4.0 s later, its instantaneous velocity is 16 m/s, 45° north of west. what is the magnitude of the average acceleration of the car during the four-second interval?

If it takes a planet 2.8 x 10^8 s to orbit a star with a mass of 6.2 x 10^30 kg what is the average distance between the planet and the star

Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points