A ball of mass 0.1 kg is thrown upward with an initial speed of 30 m/s. Ignoring air resistance, it momentum 2.0 s after it is thrown most nearly

Which is not a source of noise pollution? a)airplanes b)acid rain c)machines d)cars

Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton

Atypical jetliner lands at a speed of 146 mi/h and decelerates at the rate of (10.4 mi/h)/s. if the jetliner travels at a constant speed of 146 mi/h for 1.5 s after landing before applying the brakes, what is the total displacement of the jetliner between touchdown on the runway and coming to rest?