问题
填空题
(1)4t=______g,1500mg=______kg=______g;
(2)5mL=______L=______cm3=______m3;
(3)8.9g/cm3=______kg/m3
答案
(1)4t=4×106g,1500mg=1.5×10-3kg=1.5g;
(2)5mL=0.005L=5cm3=5×10-6m3;
(3)8.9g/cm3=8.9×103kg/m3.
故答案为:(1)4×106,1.5×10-3,1.5;
(2)0.005,5,5×10-6;
(3)8.9×103.