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Electromagnetic radiation is the form of communication used when we send people or machines into space. This form of communication is using the same energy form that the sun sends to us. That means it can travel great distances in a short time. It takes between 15 and 20 minutes for radio commands to reach the rovers on Mars. Of course, this form of energy can travel only in a straight line. It must be reflected off of satellites to reach some areas.

2007-06-06 16:49:30 · answer #1 · answered by physandchemteach 7 · 0 0

be conscious to the clever - you be conscious of how Y!A places asterisks quite than particular words? Or how some questions do exactly not positioned up onto the main substantial internet site? each and all the information capacity that Y!A has filters for particular words and words. it appears that evidently that "JPA" is one they clear out for. could additionally be not something extra advantageous than the easy actuality that it is not a be conscious. Whichever that's, your 'question' is a contravention of TOS through fact it calls somebody (subsequently a team) out. So if a Y!A clear out attracts it to the attention of a moderator, it ought to okay be deleted with out ever having been pronounced. purely something to undergo in suggestions.

2016-12-18 16:28:25 · answer #2 · answered by ? 4 · 0 0

xs and os,,,blocks & circles,,,,in a grid pattern showing the 112 elements ,our chemical structure,,,,shape,,height,size of earth,solar system,,,likely common language language is physical science,,,,,,info above can be changed to radio transmission,,,,,on .off.on.on.off.off,,,,,,,,,reception of info depends on receiving party figuring out to construct a grid,and assigning values to on off 0s & ones,,,,,,,etc etc,,,,,,,quietest area of radio is 40 to 90 gigahertz,,,,,transmit some led zeppelin & see what comes back

2007-06-06 16:53:42 · answer #3 · answered by quackpotwatcher 5 · 0 0

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