下面是某组同学记录的冰融化温度变化情况,请分析数据回答相关问题。
时间/分 | 1 | 2 | 3 | 4 | 5 | 6 |
温度/℃ | -5 | -3 | 0 | 0 | 1 | 3 |
(1)冰的温度一直在_____
(2)当温度升到_____℃时冰就开始融化,在融化的过程中很长时间保持在_____℃
(3)当完全融化成水后温度开始_____。
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