Uploaded by Mh 2008

science physics

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5m, a-86 ,h-2m
10m, A-82, h-4m
15m, A-77, h-4m
20m, A-74, h-8m
22m, A-71, h-6m
24m, A-70, h-7m
28m, A—6, h-15 or a-61, home -0
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