0.015km=0.015*1000m=15m=1.5*10m=1.5*100dm=1.5*1000cm=1.5*10000mm
12.5mm=12.5*10^-3m=12.5*10^-6km=1.25*10^-5km
10nm=10*10^-9m=10*10^-9*100cm=1*10^-6cm
2.5h=2.5*60min=150min=150*60s=9000s
120s=120/60min=2min=2/60h=1/30h
0.015km=0.015*1000m=15m=1.5*10m=1.5*100dm=1.5*1000cm=1.5*10000mm
12.5mm=12.5*10^-3m=12.5*10^-6km=1.25*10^-5km
10nm=10*10^-9m=10*10^-9*100cm=1*10^-6cm
2.5h=2.5*60min=150min=150*60s=9000s
120s=120/60min=2min=2/60h=1/30h