Roll-Call Questions for Phil. 192D and LIBA 205 Week 2 If mind were absent from the universe, would time be absent, too? Can the standard clock be inaccurate? Can time still exist when nothing is happening? Week 3 Do you believe in a vacuum? If space were infinite, how could we tell that it is? Week 4 How would our world have developed differently if God had told Moses to add an 11th commandment not to exceed the speed of light? Do you think space can curve? Our space is 3-d, so it certainly has room for 2-d beings. Why haven't we found any of those beings? Week 5 Can you conceive of an instant of time without also conceiving of there being an earlier instant? Will time end some day? What was happening before time began? What would convince you that some person living now has been reincarnated from an earlier time? Week 6 Is Prof. Dowden's mother a spacetime worm? Week 7 Does the universe now have an infinite volume, or will it eventually have this volume? Week 8 Is the Thomson Lamp on or off after one minute? Week 9 What is the smallest period of time possible? Week 10 How far could something move in the present? Does a moving object really move in the present? Week 11 Do you believe in time travel? Week 13 Why does time flow one direction and not backwards?