
Chapter 1 – YOU, THE BIG BANG AND OTHER DISASTERS
Space – Gravity – Stars – Earth – Geology –
Space: What is space made of? How did it begin? Why was all stuff made of hydrogen. What else was there? What don’t we know about?
Gravity: How does gravity work? Where is it? Do I have some? Is gravity the same everywhere?
Stars: Are all stars the same? Why are they all round? How many and how far? What are galaxies? What else is there?
Earth: How did Earth form? Is it like all the other planets? Does it change shape? How old is it, and will it ever die?
Geology: What makes land and sea? What makes mountains? What makes valleys? What Earth hot and cold?