Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!watmath!clyde!burl!ulysses!mhuxl!ihnp4!zehntel!hplabs!sri-unix!Shinbrot.WBST@PARC-MAXC.ARPA From: Shinbrot.WBST@PARC-MAXC.ARPA Newsgroups: net.physics Subject: Re: Clouds Message-ID: <17385@sri-arpa.UUCP> Date: Thu, 8-Mar-84 11:43:00 EST Article-I.D.: sri-arpa.17385 Posted: Thu Mar 8 11:43:00 1984 Date-Received: Tue, 13-Mar-84 00:45:10 EST Lines: 14 re: Everyone knows why the sky is blue. Explain why clouds are white and sunrise/sets are red. Alternatively, why does the sky never appear yellow or green? After all, the sunset is red because of loss in energy of the photons. Why do they have to lose energy all the way to red - why aren't sunsets ever green? - Troy -------------------- ------------------------------------------------------------