survival in a galactic wilderness: invisible boundaries by chris martin and pamela whiffen
DESCRIPTION
Survival in a Galactic Wilderness: invisible boundaries by Chris Martin and Pamela Whiffen. 1. Brainstorm – Draw what protects life on earth Give out survivor cards Atmosphere – Rocket balloon activity. Planet Gamma. Death from X-ray and gamma rays. Planet Beta. Death by UV. - PowerPoint PPT PresentationTRANSCRIPT
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Survival in a Galactic Wilderness:invisible boundariesbyChris MartinandPamela Whiffen
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•Brainstorm – Draw what protects life on earth
•Give out survivor cards
•Atmosphere – Rocket balloon activity
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Atmospheric Density 1 moles/ literIonosphere no *Magnetic field strength 0.3 gaussOzone Layer yesSolar wind velocity 350 Km/s
Planet Gamma
Death from X-ray and gamma rays
Atmospheric Density 1 moles/ literIonosphere yesMagnetic field strength 0.3 gaussOzone Layer no *Solar wind velocity 350 Km/s
Planet Beta
Death by UV
Atmospheric Density 0.002 moles/ liter *Ionosphere yesMagnetic field strength 0.3 gaussOzone Layer yesSolar wind velocity 350 Km/s
Planet Epsilon
Death by high energy solar particles
•Mapping Magnetic Fields Activity
The sun burps coronal mass ejections
• http://www.youtube.com/watch?v=HTPrwgP8oFY
Check Space weather• http://sohowww.nascom.nasa.gov/
data/realtime-images.html
Without magnetic field• Magnetic field reversal – compares
earth with mars
Atmospheric Density 1 moles/ literIonosphere yesMagnetic field strength 0.02 gauss *Ozone Layer yesSolar wind velocity 350 Km/s
Planet Delta
Death by solar wind charged particles etc.
•Heliosphere videohttp://www.youtube.com/watch?
v=rdNDIz1W6f0
Atmospheric Density 1 moles/ literIonosphere yesMagnetic field strength 0.3 gaussOzone Layer yesSolar wind velocity 20 Km/s *
Planet Zeta
Collapse of heliosphere,death by galactic cosmic rays
Atmospheric Density 1 moles/ literIonosphere yesMagnetic field strength 0.3 gaussOzone Layer yesSolar wind velocity 350 Km/s
Planet Alpha
Death by gamma ray burst, super nova or impact with asteroid… or moose atomic war!
Atmospheric Density 1 moles/ literIonosphere yesMagnetic field strength 0.3 gaussOzone Layer yesSolar wind velocity 300 Km/s
Planet Earth
NASA Missions protecting usAIM, IBEX, THEMIS, Soho
EvaluationProvide materialsindow
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