שיעור 8 מזג החלל Space Weather Core 25% radius Energy release.

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Presentation transcript:

שיעור 8 מזג החלל Space Weather

Core 25% radius Energy release

Radiative zone 45 % Convection zone 30 % Partial ionization of heavy elements

The SUN White light Photosphere 100 km thick Mostly neutral hydrogen

SOHO images (MDI) Helioseismology Reconstruction of the interior

MDI

Ca II K Chromosphere Temperature rises K Partially ionized hydrogen

Corona White light

SOHO images EIT (UV) Fe IX, X 171 T~1 MK Fe XII 195 T~1.5 MK Fe XV 284 T~2.5 MK He II 305 T~60-80 kK

Yohkoh - Sun in X-rays

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