A.图甲为扩散现象,表明分子间有间隙和分子在做永不停息的无规则运动 |
B.图乙为水中炭粒运动位置的连线图,连线表示炭粒做布朗运动的实际轨迹 |
C.图丙为分子力与分子间距关系,在间距减小到的过程中,分子势能逐渐增大 |
D.图丁为大量气体分子热运动的速率分布图,曲线②对应的温度较低 |
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