(1)所看到的是记号A的像______ (填“实”或“虚”)像;
(2)通过该实验能解释下列现象的______ ;
①看起来齐腰深的水,冒然下去会造成溺水事故
②太阳光透过树叶间的缝隙射到地面,形成圆形光斑
③平静的湖面能看到蓝天白云
④渔民叉鱼只有瞄准看到的鱼的下方才能叉到鱼
(3)请在图中画出人眼看到A的像的光路图。______
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