Calculate how long in years it will take your radiation to reach Earth from Alpha Centauri (research this).
( MY RADIATION IS INFARED )

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?

Identify the theory that can be used to explain each phenomenon. answers diffraction: wave theory interference: wave theory reflection: both particle and wave theories refraction: both particle and wave theories

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car