11. a fluid flows through a pipe that narrows. describe how the speed and pressure of the fluid change in…

11. a fluid flows through a pipe that narrows. describe how the speed and pressure of the fluid change in the narrow section.\n12. give a real - world example where bernoullis principle is observed (other than airplane wings).\n13. convert 5000 milligrams to kilograms.\n14. why is speed considered as a scalar quantity and velocity as a vector quantity?\n15. 350 miles/hr ne. is it scalar or vector?