In the technology design process , the next step after defining a problem is to

Avehicle has an oil leak that is causing the entire oil pan to be wet, but inspection reveals no exact source after cleaning off the oil residue. technician a says to install a fluorescent dye in the crankcase and operate the engine, then re-inspect for leaks with a special light (black light). technician b says the oil leak may be coming from a source at the top of the engine, such as a valve cover gasket. who is correct?

Which sound characteristic is not affected by the relative motion of an object

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?