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b) 35 m/s =3600*35=126 000m= 126km/h
c) 5.4 km/h =5400m:3600=1,5m/s
d) 40 m/s =3600*40m=144 000m= 144km/h
e) 72000 km/h =7 200 000:3600=2000m/s
f) 100 m/s = 3600*100=360 000m=360 km/h
Mam nadzieję, że pomogłam.
:)
Pozdrawiam serdecznie!
a) 2 m/s
b) 126 km/h
c) 1,5 m/s
d) 144 km/h
e) 20000 m/s
f) 360 km/h
:D