• Serinus@lemmy.world
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    7 months ago

    Except in this case the simplified lesson is misleading and damaging. Students leave that lesson and, unlike physics, believe that’s how the real world works.

    • Telodzrum@lemmy.world
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      7 months ago

      It is how the world works, on a very basic level. And friction is just as much a part of real-world physical interactions as anything else. Hell, barrier to entry, second-to-market advantage, market inertia and similar concepts are less important to most people than friction and normal tensions are.