15
(a) Name a phenomenon taking place in nature where light rays are dispersed. When, where and how does this phenomenon happen?
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(a) • Rainbow formation ($\frac{1}{2}$ Mark)
• After the rain shower ($\frac{1}{2}$ Mark)
• In the sky in a direction opposite to that of Sun ($\frac{1}{2}$ Mark)
• Due to refraction, dispersion and internal reflection of sunlight through droplets of water suspended in air. ($\frac{1}{2}$ Mark) (2 Marks)
• After the rain shower ($\frac{1}{2}$ Mark)
• In the sky in a direction opposite to that of Sun ($\frac{1}{2}$ Mark)
• Due to refraction, dispersion and internal reflection of sunlight through droplets of water suspended in air. ($\frac{1}{2}$ Mark) (2 Marks)