True or false? heather and matthew walk with an average velocity of .75 m/s eastward. if it takes them 25 min to walk to the park, their displacement must be 2.0 km to the east.

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

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 two particles are found in the center of an atom