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"Active Metal Element - Sodium" Sodium and its compounds PPT
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"Scale of Objects and Their Measurement" PPT courseware on the scale, mass and density of the material world
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"Diversity of Iron" PPT courseware on the properties and transformation of matter (lesson 2 iron, iron oxides and iron hydroxides)
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"Elevated Riverbed" Changes in Ground Form PPT Courseware 2
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"Diverse Surface Forms" Changes in the Earth's Surface PPT Courseware 2
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"The Destruction of Pompeii" Changes in Ground Forms PPT Courseware
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"Carbon and Its Compounds" Fuel and Combustion PPT Courseware 2
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"Sublimation and Sublimation" State of Matter and Its Changes PPT Courseware 3
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"Active Metal Element - Sodium" Sodium and its compounds PPT
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"Carbon and Its Compounds" Fuel and Combustion PPT Courseware 2
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2023-09-25 18:21:19
"Sublimation and Sublimation" State of Matter and Its Changes PPT Courseware 2
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"Sublimation and Sublimation" State of Matter and Its Changes PPT Courseware 3
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"Sublimation and Sublimation" State of Matter and Its Changes PPT Courseware 4
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"Active Metal Element - Sodium" Sodium and its compounds PPT
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"Carbon and Its Compounds" Fuel and Combustion PPT Courseware 2
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"Carbon and Its Compounds" Fuel and Combustion PPT Courseware 3
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"Regional Changes" Life Changes PPT
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"Change the Ecological Bottle" Biology and Environment PPT
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"Classification of Elements and Matter" Elements and the Material World PPT Courseware (Lesson 1 Material Classification and Its Application)
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"Chemical Equations" Chemical Changes and Their Representation PPT Courseware
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"Erosion of Land by Rainwater" Earth's Surface and Its Changes PPT
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