On Mon, 4 May 2009 20:25:23 -0700, "Sal M. Onella"
wrote:

There is nothing without mass.

Metaphysics?

Waves is also mass
How much does one wave of 160M weigh on Earth? (Killer question
because none will never see a number put to it.)

Here's another, perhaps easier, question: "How many angels dancing on
the head of a pin would a 75cM wave knock off?" [You don't need a
number to answer "all of them."]

73's
Richard Clark, KB7QHC