Both light and sound travel in waves. Look at the parabolic microphone on the right. The microphone is sticking out from the middle of the bowl. 3. How does this microphone work? Explain what the sound does, and why the microphone is in the center away from the bowl.

A parabolic microphone is a microphone that uses a parabolic reflector to collect and focus sound waves onto a transducer, in much the same way that a ...

Explanation:

The microphone can be inside or outside the dish.  It depends on the relative depth of the dish.  That determines where the focus point is.

Explanation:

This page gives a pretty good explanation of how parabolic microphones work.  The animation should help you as well.

https://www.klovermik.com/how-parabolic-microphones-work/

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