Well's natural philosophy : for the use of schools, academies and privte students, introducing the latest results of scientific discovery and research ; arranged with special reference to the practical application of physical science to the arts and the experiences of everyday life ; with three hundred and seventy-five engravings (1873)
Wells, David A · New York : Ivison, Blakeman, Taylor and Co. · leaf 123
ich are required to bear the weight of the ripened ear ofgrain, or seed, are hollow tubes, and their strength, compared with theirlightness, is most remarkable. In this form they not only sustain the crush-ing weight of the ear which they bear at the summit, but also the force of thewind. Iq the… … In what formcan a givenquantity ofmatter be ar-ranged to op-pose the jjreat-est resistance ? What are il-lustrntions ofthis principle ? MATERIALS FOR ARCHITECTURAL PURPOSES. 119 269. A beam, supported at its two ends, when bent bv itsWhy IS a beam . , . , . , ,, , . ,.,.,• i i , • beut in the…
Physics · Science · Technology
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