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Nuffield AMP

Nuffield AMP. Fire Hydrants. Firefighters use hydrants to connect their hoses to the water mains.

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Nuffield AMP

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  1. Nuffield AMP Fire Hydrants

  2. Firefighters use hydrants to connect their hoses to the water mains

  3. Imagine a city where all the streets are laid on a grid and all the blocks are 100m squareThe fire department have hoses that are 100 m long, so they don’t need a hydrant on every street-corner

  4. Here are 8 blocks arranged in a 4 x 2 grid One hydrant has been placed at the corner of one block Discuss where you might place other hydrants What is the minimum number you need?

  5. Investigate for different sized grids You can model the activity using the Flash interactive, counters, pupils, ... Pupils can record their explorations using the PDF interactive

  6. What do fire hydrants look like in the UK?

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