(1)按正确顺序组装器材,悬挂温度计时,若温度计的玻璃泡没有浸没在水中,应将铁夹向
(2)某时刻温度计示数如图所示,水的温度为
(3)实验数据如下表所示,分析可知:水在沸腾过程中不断吸热,温度
时间/min | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
温度/℃ | 94 | 95 | 96 | 97 | 98 | 98 | 98 | 98 |
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