414 



GENEKAL SCIENCE 



one time could talk like other people. Jupiter employed her to 

 talk to his wife Juno and keep her so busy she would be unable 

 to watch him. When Juno discovered this she punished Echo 



FIG. 307c. In this picture the spiral coil is cut through from top to bottom. 

 The little galleries are filled with fluid, and contain very marvelous organs. 

 The part in the dotted square is shown in the next picture enlarged. 



FIG. 307d. Over 3000 little hammers, jointed like those of a piano, support 

 thousands of hair-cells that rest on a membrane. More than 10,000 

 strings are stretched across like piano wires, and these convey the wave 

 sensation to the nerve. 



by condemning her to repeat the last few syllables of any word or 

 sentence repeated in her presence. 



If you stand in front of a tall cliff or hill and shout or sing, 

 the sound or sounds will be repeated. The sound waves strike 



