Emily. And is there any considerable difference between solar time, and true time?
Mrs. B. The greatest difference amounts to between fifteen and sixteen minutes. Tables of equation are constructed for the purpose of pointing out, and correcting these differences between solar time and equal or mean time, which is the denomination given by astronomers, to true time.
Questions
1.(Pg. [92]) What does the line A B, ([fig. 2 plate 8.]) represent, and what are its extremities called?
2.(Pg. [92]) What is meant by the equator, and how is it situated?
3.(Pg. [92]) There are two hemispheres; how are they named and distinguished?
4.(Pg. [92]) What are the circles near the poles called?
5.(Pg. [92]) What do the lines I K, and L M, represent?
6.(Pg. [92]) What circle is in part represented by the line L K?