Hold a pencil in front of your eye at a position where
Chapter 1, Problem 1.52(choose chapter or problem)
Hold a pencil in front of your eye at a position where itsblunt end just blocks out theMoon (Fig. 1-15). Make appropriatemeasurements to estimatethe diameter of the Moon, giventhat the Earth-Moon distance is3.8 X 105 km.FIGURE 1-15 52.How big is the Moon?
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