Crust (geology) enriched compared to the underlying mantle. Although the continental crust comprises only about 0.6 weight percent of the silicate on Earth, it contains 20% to 70% of the incompatible elements. All the other constituents except water occur only in very small quantities and total less than 1%. Estimates of average density for the upper crust range between 2.69 and 2.74 g/cm and for lower crust between 3.0 and 3.25 g/cm. Earth formed approximately 4.6 billion years ago from a disk of dust and gas orbiting the newly formed Sun. It formed via accretion, where planetesimals and other smaller rocky bodies
What the Bleep Do We Know!? Do We Know!?—Discovering the Endless Possibilities of Your Everyday Reality". HCI president Peter Vegso stated that in regard to this book, "What the Bleep is the quantum leap in the New Age world," and "by marrying science and spirituality, it is the foundation of future thought." On August 1, 2006 "What the Bleep! Down the Rabbit Hole - Quantum Edition" multi-disc DVD set was released, containing two extended versions of "What the Bleep Do We Know!?," with over 15 hours of material on three double-sided DVDs. The film features interview segments of: What the Bleep Do We Know!? What the