某公园一水龙头漏水量统计表
时间(分) | 10 | 20 | 30 | 40 | 50 | 60 |
滴水量(毫升) | 300 | 600 | 900 | 1200 | 1500 | 1800 |
(1)请你根据统计表数据完成下面统计图.
(2)这个漏水龙头的漏水速度是 .
(3)这个漏水龙头打开的时间与漏水量成 比例.
(4)通过《节约用水》实践活动,简要说一说怎样做到节约用水.
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