巴伦支海(下图)是北冰洋的陆缘海之一,与喀拉海以新地岛为界,在洋流等因素的影响下两海域海水性质差异较大。每年夏天,众多微型冰山从新地岛上脱落并跌入巴伦支海。读图,完成下面小题。

1.与巴伦支海相比,喀拉海表层海水( )
A.温度较高、盐度较低 | B.温度和盐度均较高 |
C.温度较低、盐度较高 | D.温度和盐度均较低 |
①海水温度下降 ②海水盐度上升 ③海水密度下降 ④海气交换增强
A.①② | B.①③ | C.②④ | D.③④ |

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

