Coincidentally the horn on your car, which you sound as you narrowly miss the flautist in problem 9.7, also gives a constant 300 hz tone. what frequency does the flautist hear before?

the only real purpose of sputnik 1 was to beat the us into space. we were getting close to launching a useful satellite, explorer 1 - which launched on january 31, 1958. the ussr had to beat that, so they launched sputnik 1 on october 4, 19