138 A GERMAN SCIENCE READER. 



gravity -will be spoken of as a force. 4. dadurch dass wirf t, by 

 throwing. 5. sich um handelt, refers to. 6. nach zu, towards. 7. 

 wird angerichtet, is occasioned. 8. welche . . . von, -which existed 

 independently of. 9. der Miihe wert, worth the trouble. 10. irgend- 

 welche Zwei, any two whatever, n. im Verhaltniss steht, stands in 

 relation. 



XIII. WAS GEWICHT IST. 



i. genau ...,// can be accurately computed, z. zu irgend . . . , at any 

 later time whatever. 3. Die Alten . . . , ancients believed . . . to be, literally, 

 thought to themselves. 4. 1st gewichen, has yielded to. 5. Zweif els- 

 ohne wir werfen fallen sehen, without doubt we have seen 

 thrown and fall. 6. lage, would lie near at hand. 7. verhalt sich wie, 

 is in proportion to. 8. sich in nichts . . ., is not changed by gravity. 9. 

 ermitteln, to determine. 10. betragt, amounts to. 



XIV. WIE DIE OBERFLACHE DER ERDE VERWITTERT. 



i. gehohlt, hollowed. 2. nagenden . . . , this appearance of old 

 masonry, which bears on itself the traces of gnawing time. 3. um so je 

 hoher, so much the more . . . the greater. 4. verewigen, to immortalize. 



5. wahrnehmen, observe. 6. Bildhauerarbeiten, sculptured works. 7. 

 entlang gehen, go along. 8. des in den Poren . . . , of the water con- 

 tained in the pores. 9. sind . . . erwahnt worden, have been mentioned as 

 the passage for the water coming from above. 10. ein kaum . . ., a mis- 

 fortime scarcely explainable. \ i . hangeii . . . Nahrung ab, we depend, in 

 respect to our food, upon. 



XV. DIE GLETSCHER. 



i. muss sich hoher auftiirmen, must pile up higher and higher 

 2. bis in den, tip to. 3. Abfluss, diminution. 4. darunter, cold snow 

 lying under. 5. wie geneigt ware, as we might be disposed to assume. 



6. oder . . . Kalte, or it is so only at a high degree of cold. 7. werden . . . 

 schriinden, become gaping cracks. 8. gleichlaufender, parallel. 9. zu 

 Thai, downwards. 10. Der . . ausgesetzt, stibjected to the higher tern- 



