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| Alphabetical [« »] directs 1 disappear 1 disappeared 1 disappears 4 discharge 2 discover 1 discovered 1 | Frequency [« »] 4 differences 4 direct 4 direction 4 disappears 4 discussed 4 doing 4 effects | Hermann Ludwig Ferdinand von Helmholtz On the Conservation of Force IntraText - Concordances disappears |
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1 II | sometimes produced and sometimes disappears in chemical processes. But 2 II | consequence of friction. It disappears, and if we do not carefully 3 III| conversely, how much heat disappears when they expand under a 4 III| again, when chemical force disappears, an equivalent of heat or