Mantle (geology) Mantle (geology) The mantle is a layer inside a planetary body bounded below by a core and above by a crust. Mantles are made of rock or ices, and are generally the largest and most massive layer of the planetary body. Mantles are characteristic of planetary bodies that have undergone differentiation by density. All terrestrial planets (including Earth), a number of asteroids, and some planetary moons have mantles. The Earth's mantle is a layer of silicate rock between the crust and the outer core. Its mass of 4.01 × 10 kg is 67% the mass of the Earth. It has
And What Will We Do Tomorrow? sometime after the events in the story "Burning". In this story it is learned that Mother's real name is Rachel Crove and that she is the granddaughter of Jerry Crove the main character in the story "A Thousand Deaths". And What Will We Do Tomorrow? "And What Will We Do Tomorrow" is a short story by Orson Scott Card. It first appeared in his short story collection "Capitol" and then later in "The Worthing Saga". This story is about Mother the empress of Capitol. In it she wakes up from suspended animation for her one waking day every five years