Web Results

Radio wave - Wikipedia

en.wikipedia.org/wiki/Radio_wave

Radio waves are a type of electromagnetic radiation with wavelengths in the electromagnetic ... It does not necessarily require a cleared sight path; at lower frequencies radio waves can pass throug...

Where do radio waves come from? | Reference.com

www.reference.com/science/radio-waves-come-52dce44099c431c0

Radio waves are a type of electromagnetic radiation with a very long wavelength that are emitted by sources that include astronomical objects and television ...

Radio Waves - Mission:Science

missionscience.nasa.gov/ems/05_radiowaves.html

Aug 13, 2014 ... Radio waves have the longest wavelengths in the electromagnetic ... the advantage that sunlight, clouds, and rain do not affect observations.

The Electromagnetic Spectrum: Radio waves

www.darvill.clara.net/emag/emagradio.htm

Radio waves are made by various types of transmitter, depending on the wavelength. They are also given off by stars, sparks and lightning, which is why you ...

BBC - GCSE Bitesize: Radio waves

www.bbc.co.uk/schools/gcsebitesize/science/aqa_pre_2011/radiation/the_electromagnetic_spectrumrev6.shtml

A radio programme receiver does not need to be directly in view of the transmitter to receive programme signals. For low frequency radio waves diffraction can ...

More about radio waves and electromagnetic radiation

www.qrg.northwestern.edu/projects/vss/docs/communications/2-more-about-radio-waves.html

How does NASA communicate with spacecraft? More about radio waves and electromagnetic radiation. Electromagnetic radiation (which includes radio waves , light, cosmic rays, etc.) moves through empty ... Where does energy come from?

How do you make a radio wave?

www.qrg.northwestern.edu/projects/vss/docs/communications/3-how-do-you-make-a-radio-wave.html

How does NASA communicate with spacecraft? ... Other kinds of electromagnetic radiation, including radio waves, are made by natural processes such as the ...

www.ask.com/youtube?q=Where Do Radio Waves Come from&v=al7sFP4C2TY
Sep 11, 2010 ... Radiation is energy that travels and spreads out as it goes - visible light that comes from a lamp in your house and radio waves that come from ...

theSkyNet: Science: Radio Astronomy

www.theskynet.org/science_portals/radio?locale=en

Radio waves are a form of electromagnetic radiation, just like the visible light you see ... We cannot hear or see radio waves, so how do astronomers produce ...

The Sun: Microwave and Radio Waves - Solar Physics at MSU

solar.physics.montana.edu/ypop/Spotlight/Today/microwave.html

Microwave and radio wave are the names given to light with wavelengths ... Do the north and south poles of the Sun look any different from the rest of the Sun?

More Info

Radio Waves - NASA

science.hq.nasa.gov

Mar 27, 2007 ... These waves can be longer than a football field or as short as a football. Radio waves do more than just bring music to your radio. They also ...

What Are Radio Waves? - Live Science

www.livescience.com

Apr 6, 2015 ... Radio waves are a type of electromagnetic radiation. ... because environmental factors do not affect the frequency the way they affect amplitude ...

Radio Waves - Boundless

www.boundless.com

Learn more about radio waves in the Boundless open textbook. Radio waves are EM (Electromagnetic)waves that have wavelengths between 1 millimeter and ...