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14 - Energy - Sci20f (Mr. Cerqueira) View |
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Sci 20F - Unit 3 - Lesson 14 - Calculating Braking Distance (John Wren) View |
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Sci 20F - Unit 3 - Lesson 11 Conservation of Energy Examples (John Wren) View |
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27 - Intro to Ecology - Sci20f (Mr. Cerqueira) View |
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15 - Anatomy of an Atom - Sci20f (Mr. Cerqueira) View |
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Sci 20F - Chemistry Book 3 - Lesson 4 - pH scale (John Wren) View |
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Sci 20F - Chemistry - Using word formulas (John Wren) View |
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Sci 20F - Chemistry - Lesson 5 - Introducing Periodic Table (John Wren) View |
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Sci 20F - Unit 3 - Lesson 15 Calculating the total stopping Distance (John Wren) View |
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Sci 20F - Chemistry - Book 3 - lesson 1: Acids (John Wren) View |