"a toy airplane flies clockwise at a constant speed in a horizontal circle of radius 8.0 meters. the diagram shows the path of the airplane as it travels around the circle. what is the direction of the velocity when the acceleration is southward?

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?

An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.

What do you think car designers do if the damage caused by a crash test is too severe?