Homework Help: chemistry

Posted by katelyn on Thursday, December 1, 2011 at 6:10pm.

Which is not a true statement concerning electromagnetic radiation?

It travels through space at 3.0 x 1010 cm/s.
It travels in a straight line.
It has the fastest speed possible in nature.
The sun is a source of it.

chemistry - ravi, Friday, December 2, 2011 at 1:13pm
Light or visible light is electromagnetic radiation that is visible to the human eye, and is responsible for the sense of sight.[1] Visible light has wavelength in a range from about 380 nanometres to about 740 nm, with a frequency range of about 405 THz to 790 THz. In physics, the term light sometimes refers to electromagnetic radiation of any wavelength, whether visible or not.

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