Occasional Papers on the Theory of Glaciers Now First Collected and Chronologically Arranged: With a Prefatory Note on the Recent Progress and Present Aspect of the TheoryA. and C. Black, 1859 - 278 páginas |
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Página 5
... transversely , the veined structure not only was reproduced on either side , but frequently with a shift or dislocation ... transverse instead of longitudinal , and leaning forwards in the direction in which the glacier moves at a very ...
... transversely , the veined structure not only was reproduced on either side , but frequently with a shift or dislocation ... transverse instead of longitudinal , and leaning forwards in the direction in which the glacier moves at a very ...
Página 6
... transverse direction , as if generated by the down- ward and forward pressure , which , at the lowest part of the glacier , replaces the tight wedging which higher up it received laterally . It is not easy to convey without a model a ...
... transverse direction , as if generated by the down- ward and forward pressure , which , at the lowest part of the glacier , replaces the tight wedging which higher up it received laterally . It is not easy to convey without a model a ...
Página 19
... transverse to its length , and to form part of the system of planes dipping inwards first described . Fig . 1 exhibits a section parallel to the length . Fig . 2 , a transverse section . Fig . 1 . Fig . 2 . You are already aware that ...
... transverse to its length , and to form part of the system of planes dipping inwards first described . Fig . 1 exhibits a section parallel to the length . Fig . 2 , a transverse section . Fig . 1 . Fig . 2 . You are already aware that ...
Página 24
... transverse structure is indistinct , viz . , that the neighbouring horizontal prisms of ice move with nearly a common velocity . 7. Where two glaciers unite , it is a fact that the structure immediately becomes more developed . This ...
... transverse structure is indistinct , viz . , that the neighbouring horizontal prisms of ice move with nearly a common velocity . 7. Where two glaciers unite , it is a fact that the structure immediately becomes more developed . This ...
Página 29
... , variously modified in its subsequent course , but never annihilated , it owes its existence at any moment to the conditions of varying velocity in different parts of the transverse section of the glacier , and that it is not.
... , variously modified in its subsequent course , but never annihilated , it owes its existence at any moment to the conditions of varying velocity in different parts of the transverse section of the glacier , and that it is not.
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Términos y frases comunes
ablation Alps analogy angle annual motion appears Arveiron August Balmat bands Bishop of Annecy Brenva cause centre Col du Géant compact congelation continuity convex Courmayeur crevasses curve curved bands daily motion declivity direction dirt-bands effect Etna evidence experiment fact feet fissures fluid friction frontal dip Glace of Chamouni Glacier des Bois glacier motion glacier moves glacier of Bossons Grindelwald horizontal hydrostatic pressure inches inclination internal July lava stream less Letter on Glaciers longitudinal lower marked mass measurement Mer de Glace millimetres Mont Blanc Montanvert moraine motion of glaciers mud-slide nearly névé observations origin parallel particles plane plastic Plate portion pressure produce remarkable retardation rock Saussure Saussure's season side sliding slope snow solid station summer surface Talefre temperature thawing theodolite theory of glaciers tion transverse Travels valley veined structure velocity vertical Vesuvius viscous theory volume whilst winter wrinkles