
(1)把天平放在水平桌面上,先将
(2)测量大樱桃的质量时,将最小为5g的砝码放在天平右盘中后,分度盘指针如图甲所示。此时应
(3)用细线拴住大樱桃并放入装有适量水的量筒中,水面上升到如图丙所示位置。接着将大樱桃提出后,量筒中的水面下降到60mL刻度线处,则大樱桃的体积为
(4)小明所测大樱桃的密度

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

