488 GENERAL SCIENCE 



nine years. Our whole solar system is moving toward this sun at the 

 rate of thirteen miles per second. 



This is the harp upon which Orpheus produced such wonderful music as to 

 cause wild beasts to forget their fierceness, rivers to cease flowing, and the rocks and 

 trees to stand entranced. 



Aquila, the Eagle, contains a great sun called Altair (al-ta'-ir) 

 which gives off nearly ten times as much light as our sun. Light from 

 this star reaches us in fifteen years. Northeast of Altair is a diamond- 

 shaped cluster of stars called the Dolphin. It is also called Job's Coffin. 



A moment but to reflect, 



Produces a feeling of wonder and awe: 

 All things in the Universe, 



Move according to some Divine Law. 

 Some Force behind it all, 



A Master Force it would seem, 

 Creates order hi the vast unknown, 



And over all reigns supreme. 



QUESTIONS 



1. At your age how many years old would you be if you were 

 living on Mercury, on Venus, on Jupiter, on Neptune? 



2. How many miles an hour is the earth traveling in space? 



3. How fast is a building moving with the surface of the earth as 

 the earth rotates? 



4. How much faster would a building move on Jupiter? 



5. How much would you weigh on Mars, on Jupiter on Venus? 



6. How many hours further away from the sun is Neptune than 

 the earth? 



7. If Columbus, when he discovered America, could have started 

 to visit the planets on an express train going at the rate of a mile a 

 minute, what planets would he have stopped at and in what year? 

 Near what planet would he be now? 



8. If you are able to lift 100 pounds on earth, how many pounds 

 would you be able to lift on Mars? 



9. What planets would Julius Caesar have visited and what planet 

 would he now be near, if he had started 50 B.C. at the above rate? 



