Calculate the energy spent on spraying a drop of mercury of 1 cm radius into 10^6 droplets all of same radius. surface tension of mercury is 0.035n/m

Water flows through a garden hose which is attached to a nozzle. the water flows through hose with a speed of 2.19 m/s and through the nozzle with a speed of 19.8 m/s. calculate the maximum height (in m) to which water could be squirted if it emerges from the nozzle and emerges with the nozzle removed.

When you notice something that is happening, what are you making? a. an observation b. a law c. a theory d. an experiment

Which color of light has a longer wavelength than yellow? a. red b. blue c. green d. violet