Object:
ice cube in a glass (a half-filled glass of water would
do as well)
Good morning! Today I want to show you something visible and
something invisible. Can anyone tell me the difference between
visible and invisible? (Let them answer.)
I have here the same thing. Part of it is visible and part is
invisible. What I have here is water. Part of it is visible -- in
other words, you can see it. Part is invisible -- you can't see
it. The visible part is the ice (or water). You can see it and
feel it and even eat it if you want. The other part is also water
-- but it is invisible. None of us can see it. I'm talking about