It may be one of two reasons one: it is the blade in the fan slowing down.
two: it maybe the blade on the fan moving due to wind.
If central air conditioner turns on but is not blowing through the vents, check the filter. If it is dirty, change it. Change the thermostat into cool, this will defrost the air conditioner.
it makes particles that flow through the air and through your ear, it turns them in to vibrations as sound if your spoken to
most likely the hard drive going bad. back up your data.
FAN RELAY
A microphone
There is a penguin in there and it throws ice into the air condicioning and the heat melts the ice and turns it into air.
Yes, it turns sound into electricity and back into sound on the receiving end.
Modem stands for MOdulate DEModulate it takes digital information from your computer and turns it into sound (the MOdulate portion) and turns sound into data (the DEMod part)
Microphone
It turns out even though the commercial says they will say something it turns out they really don't... The only types of sounds they make are just random ones like when you shake them around in the "globe" the bouncing around makes a sound... They also dont move on their own... The water just makes them shake.. Hope this helps someone! :-)
heat, sound, and light
the wind turns the rotor which turns a motor which generates electricity