Aqueduct
Each input source comes into the mixer through a channel. The more channels a mixer has, the more sources it can accept.
For a point in space (or from a distant light object), spherical waves are emitted. From a point source on the surface of a liquid, circular waves will come out. In both cases the source will be the focus of the emitted waves.
The waggle dance.
The redshift of distant galaxies.
They get distant and more quieter
still looking for answers i dont know..
I dont know can someone answer it ?
Yes, it is a power source, because it carries energy from the main lines directley into a house.
photons
In choosing these channels, the sender is eliminating any extraneous information a richer source might include, keeping the content of the message clear and focused.
ATP or Adenosine Triphosphate is the form of energy currency used by cells.
The Best source I've found is at the related link below, but you can frequently find a good buy on eBay.