EGY 110 · Energy Engineering
Session 7 · Hour 1 · A kindness that trades
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A kindness that trades
MA ≈ 2.0. No third gift. You pay with a walk.
Name the machine
0/4
A kindness that trades force for a walk.
A bar on a fulcrum. Long arm, small push.
Load over effort. What the machine gives you.
The still point the bar turns on.
CheckA machine trades force for a walk. It does not invent energy. Name lever, pulley, incline. Write MA as effort arm over load arm.