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od góry:
10 000m
20 s
200 m/min
s=v*t s=5km/h *2h=10km
t=s/v t=160m/8m/s =20s
v=s/t v=600m/180s=3⅓ m/s
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od góry:
10 000m
20 s
200 m/min
s=v*t s=5km/h *2h=10km
t=s/v t=160m/8m/s =20s
v=s/t v=600m/180s=3⅓ m/s