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Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families (1878)

Johnson, Frank G., 1835- · Chicago, A.H. Andrews · leaf 51

An illustration from Johnson's natural philosophy and key to philosophical charts : illustrated with 500 cuts; being reduced photographic copies of all the diagrams contained in the author's philosophical series of indestructible school charts ; for the use of schools and families, 1878, leaf 51
that is, between thewheels of the vehicle, in which caseit would not be overturned. If thevehicle were loaded with such mate-rial as would Ining the centre ofgravity at N, it Avould not be over-turned, as the line of direction, shownby the middle arrow, still falls be-tween the wheels ; but if the… … ATTRACTION. 45 Pig. 11.

Physics · Astronomy

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