A fighter jet is coming straight at you and speeding up. Likely it is above you, so you should be safe. Describe how the sound wave from the fighter jet is changing in this situation. Use the words pitch, doppler, frequency, intensity, subsonic, and supersonic.

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 earth's motion, using the terms "precession" and "rotation" in your answer.

Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?