Odpowiedź:
7. a = vk/t = 15m/s / 30s = 0.5 m/s^2
8. 2.5m/s = 9 km/h
9.
45 km - 60 minut
60km - x
x = 80 minut
10. s = vt = 10cm/min. * 5 min. = 50 cm
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Odpowiedź:
7. a = vk/t = 15m/s / 30s = 0.5 m/s^2
8. 2.5m/s = 9 km/h
9.
45 km - 60 minut
60km - x
x = 80 minut
10. s = vt = 10cm/min. * 5 min. = 50 cm
Wyjaśnienie: