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Actieve aarde & Vulkanen!
De aarde als planeet ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Ontstaan van de aarde ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
 
Structuur van de aarde Deel Eigenschappen Dikte (totaal 6371 km) Bijzonderheden Sm Aardkorst Vast en koud Onder oceanen 5 - 10 km  Onder continenten 30 -35 km Onder gebergten 70 km Oceaanbodem: basalt, sm 3,0 Continent: graniet, sm 2,8 2,9 Aardmantel Heet, taai vloeibaar 2900 km Trage convectiestromen door radio-actief verval 3,2 Buitenkern Zeer heet 2200 km Vloeibaar ijzer; oorzaak aardmagnetisme 5,3 Binnenkern Zeer heet 1200 km Vast nikkelijzer 5,7
 
Opbouw aardkorst ,[object Object],[object Object]
 
Opbouw aardkorst ,[object Object],[object Object],[object Object],[object Object]
 
Opbouw aardkorst 2 ,[object Object]
 
 
Opbouw aardkorst 2 ,[object Object],[object Object]
 
Opbouw aardkorst ,[object Object],[object Object],[object Object]
 
Soorten vulkanen 1 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Soorten vulkanen 2 ,[object Object],[object Object],[object Object],[object Object],[object Object]
Soorten vulkanen 3 ,[object Object],[object Object],[object Object],[object Object],[object Object]
Hotspot-vulkanisme
 
Beweging van platen: ,[object Object]
Tekening subductiezone stratovulkaan trog convectiestroom mid-oceanische rug plooiingsgebergte oceanische plaat continentale plaat convectie stroom
Convergerende platen (botsen / …naar elkaar toe)
 
Beweging van platen: ,[object Object],[object Object]
 
Divergerende platen (uiteen bewegen) Zuid-Amerika  Afrika
 
 
Beweging van platen: ,[object Object],[object Object],[object Object]
Lateraal bewegende platen
3 x plaatbewegingen
Verschuiving  van de  continenten
 
 
 
 
[object Object],[object Object],[object Object],[object Object]

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