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By: t2105, Views: 414

1.1 Learning about science_2. discoveries and invention

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By: t2105, Views: 479

1.2 Practice of science_Steps in scientific investigations

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By: t2105, Views: 679

1.3 Safety in the laboratory_2. Hazard warning symbols and fire triangle

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By: t1602, Views: 349

2324_F2_Unit 4_Reading Text 1_Paragraphs 4-5

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By: t1602, Views: 399

2324_F2_Unit 4_Reading Text 2_Paragraphs 5-6

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By: t2112, Views: 269

BBC Exercise 2

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By: t2112, Views: 297

DSE 2017 Q9 Part 1

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By: t2112, Views: 276

DSE 2017 Q9 Part 1

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By: t2112, Views: 269

DSE 2017 Q9 Part 3

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