INTERESTING FACTS ABOUT ULTRAVIOLET WAVES

1. Ultraviolet light has shorter wavelengths than visible light. Though these waves are invisible to the human eye, some insects, like bumblebees,butterflies can see them !!!

2. Scientists have divided the ultraviolet part of the spectrum into three regions: the near ultraviolet, the far ultraviolet, and the extreme ultraviolet.

3. UV-light can be used in BANKS too. The bankers use it to check for fake notes. This process actually involves the use of UV-light, as when the notes are scanned by the UV-light.

4. Vitamin D is produced by the action of ultraviolet radiation on ergosterol, a substance present in the human skin.

Advertisements

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s