How do objects and images move? How can animals move? What is motion? How does a rainbow form? Is levitation possible? Do time machines exist? What does 'quantum' mean? What is the maximum force value found in nature? Is 'empty space' really empty? Is the universe a set? Which problems in physics are still unsolved? Free physics textbook that tells the story of how it became possible, after 2500 years of exploration, to answer such questions.

SQL Server 2005 is a dramatically expanded and enhanced version of SQL Server 2000-- that not only makes SQL Server a true enterprise-level RDBMS, but also changes how SQL Server professionals design databases and develop database applications.