Explanation:
Moon's gravity is about 1/6th of Earth's gravity. So weight (mg) is 1/6 of Earth weight. Mass remains same. g_moon ≈ 1.62 m/s², g_earth ≈ 9.8 m/s², ratio ≈ 1/6. Common fact in space science.
Explanation:
In third class lever, effort between fulcrum and load. Fishing rod, tweezers, forearm. Scissors first class, crowbar first/second, seesaw first. Mechanical advantage
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