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CWK Combustion Practical 1

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Presentation on theme: "CWK Combustion Practical 1"— Presentation transcript:

1 CWK Combustion Practical 1 To plan an investigation into the effect of volume of air on the time it takes for a candle to go out. To carry out an investigation Lesson 22 MrMortonScience

2 An investigation into how the volume of a beaker will affect the time it takes for a candle to extinguish

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6 Your hypothesis must refer to both your independent variable and you dependent variable.
Use words like increase/decrease NOT change.

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13 2 risks needed for R1, you can do all this in a table e.g..
Prevention Remedial Action

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15 Tables must be complete for T1

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