JSS 2: Light energy (II)
Shadow A shadow is an area in which light rays from a source cannot reach Types of shadow There are two types of shadow: 1. Umbra: A region of complete darkness 2. Penumbra: A region of partial darkness Eclipse An eclipse is a result of a shadow cast by one heavenly body on another Types of eclipse There are two types of eclipse, namely: 1. Eclipse of the sun (Solar eclipse) 2. Eclipse of the moon (Lunar eclipse) Solar eclipse Solar eclipse occ...
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