When they modelled the outcome of crashes that only differed in vehicle size, they found that every 100kg of vehicle weight increased fatality odds by 6 per cent, and for every 10cm of vehicle height, the odds of a pedestrian death rose by 11 per cent.

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[–] 10 points 2 days ago*

KE = (1/2) * mv^2

Any first year physics student could have concluded that higher mass means more energy transfer in a crash.

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