Calculate the frictional pressure drop in pascals for olive oil flowing through a commercial pipe having an inside diameter of 0.0525m and a length of 76.2m. The velocity of the fluid is 1.22 m/s. Use the friction factor method. Is the flow laminar or turbulent?

According to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does maria's voyage take according to samir?

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation

Determine the force the sun exerts on an object with a mass of 80.0 kg if that object is on the earth. what is the force exerted by the moon on the same object? what is the force the earth exerts on it?