Mechanical Systems

MS1 .1 & 1.2

MS1.1 & 1.2 - Work & Simple Machines

1.1 - What are mechanical systems and what is work?

1.2 - What are simple machines? (lever, pulley, inclined plane, wheel and axle, screw, wedge)

1.5 - How does energy (potential/kinetic) and friction affect the efficiency of simple machines and how is efficiency calculated for simple machines?

1.6 - How can gears be used to manipulate speed advantage (speed ratio) and force advantage (mechanical advantage)?

MS1 .3 & 1.4

MS1.3 & 1.4 Mechanical Advantage, Work Output and Work Input

1.3 - What is mechanical advantage and how can it be calculated in the use of levers and pulleys?

1.4 - How can Work input and Work output be calculated in simple machines?

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