初中浮力物理题求解

1)漂浮,浮力F=重力mg=600g*(10N/1000g)=6N 2)密度p=m/V=600g/1000cm^3=0.6g/cm^3=600kg/m^3 3)F=排开水的重力=p水*V排*g V排=F/(p水*g)=6N/[1kg/dm^3)*(10N/kg)]=0.6dm^3=600cm^3 露出水面的体积=木块体积-V排=1000-600=400cm^3