Aptitudes

Levers

A lever is a simple machine made with a bar that moves on a surface point called a fulcrum. Force…

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Barron’s Test of Mechanical Aptitude

The Barron’s Test of Mechanical Aptitude has its origins in the armed services. It is used to measure the mechanical…

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Screws (Threaded Hardware)

A screw is formed when an inclined plane is wrapped around a cylinder. As the inclined plane is wound around…

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Gravity

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Introduction

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