Fill in the blanks (a) 1 kg m3 = …… g cm2 a-2 (b) 1 m = …….. ly (c) 3.0 m s-2 = …….. km h-2 (d) G = 6.67 x 10-11 N m2 (kg)-2 = …… (cm)3 s-2 g-1.