To: SunkenCiv
How do the changes in the rings reflect changes in the magnetic fields?
8 posted on
07/15/2019 9:54:02 AM PDT by
Silentgypsy
(Call an addiction hotline and say you're hooked on phonics.)
To: Silentgypsy
Iron in the cells is lined up on the then-current magnetic field lines.
12 posted on
07/15/2019 9:56:23 AM PDT by
SunkenCiv
(Imagine an imaginary menagerie manager imagining managing an imaginary menagerie.)
To: Silentgypsy
I would imagine it would be a similar process. But this is the first time I’ Read about tree rings.
28 posted on
07/15/2019 10:30:47 AM PDT by
Vermont Lt
(If we get Medicare for all, will we have to show IDs for service?)
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