The document is a worksheet with questions about the first 6 chapters of an unknown book. It provides clues about the plot: 1) Mr. Cavor believes he can create a substance opaque to gravity and includes a new element, helium, in its composition. 2) In his first attempt to create this "cavorite" substance, he blows off the roof of his house. 3) Cavor imagines building a spherical vessel large enough to hold two people and their luggage, made of steel lined with enamel and coated outside with cavorite. The questions give hints about the characters testing the sphere, feeling weightless inside it, and eventually landing on the moon but being unable to see the