Question

ma pueti ajuta pana la 17:40 v a rog mult​

Answer 1

ρ=250 kg/m³=0,25 g/cm³

V=l³=1³=1 cm³

ρ=m/V=>m=ρV=0,25*1=0,25 g=0,00025 kg

G=mg=0,00025*10=0,0025 N