Question

oblicz

7 km/h=m/s

11 m/s=km/h

18 m^2/s=cm^2/h

cm^2/h=m^2/s

mm/h=km/s

Answer 1

7km/h=m/s

7*1000/3600=1,94 m/s

11m/s=km/h
11*18/5=39.6 km/h

18 m^2/h = m^2/s
18* 9/25 = 6,48 cm^2/s

cm^2/h = m^2/s
1m^2 to 100cm*100cm=10000cm^2
1h to 3600 s
zatem
(1cm*1cm)/1h = 0,0001 m^2 / 3600 s