32 FIRST YEAR COURSE IN GENERAL SCIENCE 



7. Explain the location of the tropic of Capricorn and the antarc- 

 tic circle. 



8. In what month of the year is it midsummer and continuous 

 daylight at the south pole? 



9. In what direction do windows of a house face, if the sun shines 

 directly into them at noon in the United States? In Cape Colony, 

 Africa? Why? 



10. Which is the drier and warmer sidewalk in winter, that on the 

 north or on the south side of a city street? Why? 



11. At what season does the sun cast the longest shadows at noon 

 in New England? In what direction do they lie? Name a country 

 where, in both respects, the opposite is true for the same season. 



