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What Makes a Good Wheelbarrow?
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| Submitted: Wed Sep 24 2003
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What Makes a Good Wheelbarrow? Aim: I am going to investigate what makes a good wheelbarrow by substituting the wheelbarrow for a metre rule and some 10g weights. Levers There are three types of different levers. There are: Type 1: These levers have the fulcrum between the moving force (effort) and the load. Type 2: The load is between the fulcrum and the moving force. These levers act as force magnifiers. Type 3: The moving force (effort) is between the load and the fulcrum. These levers act as distance magnifiers. A person using a fishing rod can draw in the line for long distances using small movements of the arm. The above information was obtained from the Learn UK website. Variables: I am going to test two variables to see what affects the effort needed to lift the wheelbarrow. I can do this because the sum of the clockwise moments = the sum of the anti-clockwise moments. First of all what needs...
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