Una pallina di 50 g cade da 2,5 m. Rimbalza e nell'urto perde il 30% dell'energia cinetica che possiede.
Con quale velocità raggiunge il pavimento?
Con quale velocità rimbalza?
A quale altezza arriva?

An object is located 30.0 cm from a concave mirror. the focal length is 15.0 c,. what is the image distance? a. 30.0 cm b. -10 cm c. 10.0 cm d. -30.0 cm

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?

Explain the consequences of this addiction to the brain tissue