地球仪是我们学习地理的好工具,观察右边的地球仪(下图),完成下面小题。
1.图中甲点的经纬度位置为( )
A.(60°W,30°N) | B.(60°E,30°N) | C.(30°S,60°E) | D.(30°S,60°W) |
A.亚洲 | B.欧洲 | C.南美洲 | D.大洋洲 |
A.降水均匀 | B.冬季气温低,虫灾少 |
C.雨热同期 | D.全年高温,热量充足 |
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