A:if I have see
B:whether I have see
C:whether I had see
D:if had I see
下面是同学们分组测量牛奶密度的实验过程,请你将实验过程补充完整.
把重8N,边长为0.1m的正方体物块投入装有足够多水的大容器中,当物块静止时,处于____状态(选填“沉底”、“悬浮”或“漂浮”),此时物体所受浮力大小为____N,物块下表面受到水的压强大小为____ Pa.(已知ρ水=1.0×103kg/m3,取g=10N/kg)