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9 Cards in this Set
- Front
- Back
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Emanuel Swedenborg
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sun born from rotating nebula
gauze ejected from sun created planets idea from seance with jupiter |
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georges buffon
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sun hit with comet ejected plaent material
material cooled to form planets |
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immanuel kant
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early universe had distributed gas
gravitational collapse rotation into spinning flattened disks |
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Pierre Lapace
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rotating mass of gas cooling under own gravity
angular momentum* spins faster and sheds into condensed rings (planets) |
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angular momentum
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energy of motion of a spinning mass
as rotation increases collisions flatten particles into a disk mass concentrated at center |
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evolution of the sun
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t-tauri phase
hayashie phase main sequence |
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t-tauri phase
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gravitational collapse
pre-nuclear fusion generates solar winds |
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hayashi phase
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nuclear fusion
disruption continues |
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main sequence
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hyrdostatic equilibrium
inward heat combined w/outward pressure |
