The displacement of a standing wave on a string is given by

Ahot-air balloonist, rising vertically with a constant speed of 5.00 m/s releases a sandbag at the instant the balloon is 40.0 m above the ground. after it is released, the sandbag encounters no appreciable air drag. compute the velocity of the sandbag at 0.250 s after its release.

The difference between a red shift and a blue shift has to do with wavelength frequency. t or f

Which transition by an electron will release the greatest amount of energy? oa ob oc od