[§ 1.] Does the Earth, or the globe on which we live, comprise the whole world which God has created? Is our Earth any considerable portion of the Universe? What other bodies belong to it? Why do the Stars appear to us so small?
[§ 2.] Do all the Stars which we see remain in the same position? What are those called which remain fixed? What, those, which are moving regularly round the Sun? What are the fixed Stars supposed to be? Have the Planets any light of their own? From what body do the Planets receive their light?
[§ 3.] What important discoveries have Philosophers made respecting the nature of our Earth?
What is the line in which our Earth moves round the Sun, called?
[§ 4.] Why do the orbits of the different Planets not disturb each other? Are all Planets of the same magnitude? What is their shape? What is the shape of our Earth? What reason have you to believe, that the Earth is round? Explain Plate [I]?
[§ 5.] By what are some Planets in their motion round the Sun accompanied? What are the bodies which accompany them called? What body accompanies our Earth in its motion round the Sun? Are there Planets which have more than One Moon?
[§ 6.] What other class of bodies is there, besides the Planets and the Moons? Are these bodies always visible? By what are these bodies distinguished? What are they called?
[§ 7.] What do the Planets, Moons and Comets, together with the Sun, round which they move, form? What is each fixed Star supposed to be?
LESSON II.
OF THE PLANETS AND THEIR RELATIVE POSITION WITH REGARD TO THE SUN AND EACH OTHER.