Steve Kohl

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visits member for 1 year, 7 months
seen Mar 26 '13 at 2:03

Dec
28
comment Research on galaxy “stiffness”?
Thanks Kitchi. Dark matter like dust, planets, brown dwarves, and black holes are not hard to visualize. Probably just more out there that hasn't been seen.
Dec
27
answered Why does motion help you balance on ice skates?
Dec
27
comment Bowling ball on a rubber sheet
I'm sorry, looks like I jumped to a conclusion. Here's a web page that predicts a parabola for deflection of thin circular membranes springer.com/cda/content/document/cda_downloaddocument/…
Dec
27
awarded  Teacher
Dec
27
comment Bowling ball on a rubber sheet
Agreed dmckee. And tba, the sheet would assume the shape of a cone with straight sides. Gravity is expressed as an inverse square. The exponent gives space its curve.
Dec
26
awarded  Student
Dec
26
answered Bowling ball on a rubber sheet
Dec
26
asked Could a bipolar nebula be produced by a time gradient?
Dec
26
asked Research on galaxy “stiffness”?