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Sources of Sound|Class 7|Science|Holy Heart Schools (Holy Heart Schools) View |
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Sound needs a medium for propogation|Class 7|Science|Holy Heart Schools (Holy Heart Schools) View |
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Electric current, sources and symbols of components Class 7 Science Holy Heart Schools (Holy Heart Schools) View |
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Pollution Types and Sources|Class 9|Geography|Holy Heart Schools (Holy Heart Schools) View |
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Electromagnet and electric bell Class 7 Science Holy Heart Schools (Holy Heart Schools) View |
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Source of Waste|Class 8|Biology|Holy Heart Schools (Holy Heart Schools) View |
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Different Types of Motion|Class 7|Science|Holy Heart Schools (Holy Heart Schools) View |
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Sources of Energy | Class 3 | Holy Heart Schools | 22 April 2020 (Holy Heart Schools) View |
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Characteristics of Sound Part 1 | Class 10 | Physics | Holy Heart Schools (Holy Heart Schools) View |
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Light , sound and force part 1 Class 3 Science Holy Heart Schools (Holy Heart Schools) View |