Science 0.0 / 5 ? ScienceCellsGCSENone Created by: EvieBensCreated on: 03-06-16 17:02 Diffusion Movement of a particle into and through another 1 of 6 Pressure Air particles around us put pressure on us- air pressure 2 of 6 Steady Pressure same pressure on inside and out 3 of 6 collapse more pressure on the outside 4 of 6 expands more pressure on inside 5 of 6 What pH scale numbers are for acids? 1-6 (strong 1-3 weak 4-6) e.g stomach acid, lemon juice, vinegar, fizzy drinks, skin, milk 6 of 6
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