Planes, Wedges, Screws
There are only six basic types of machine. Discover more about planes, wedges and screws: what are they and why are they useful? Physics - Forces - Learning Points. Machines based on the ideas of Archimedes make work easier. An inclined plane makes it easier to carry heavy objects. A wedge can be used to push things apart. A screw converts rotational force into a linear force. A Twig Context Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in action in the real world.
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