Botany - studies plants and their structure , Chemistry - studies substance and the reactions when they are combined , Astronomy - studies stars, planets, Linguistics - study of language, Mathematics - study of numbers and shapes, Biology - study of animals, plants and people, Physics - study of energy such as heat, light, sound, etc., Geography - study of the Earth's surface, climate and peoples, Geology - studies history of rocks, History - studies the events and social process of the past ,

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