Study Guide for SDSU Oceanography 100 Updated Questions and Answers

Study Guide for SDSU Oceanography 100 Updated Questions and Answers How Old are the oceans - CORRECT ANSWER-4 billion years How were atmospheres and oceans formed - CORRECT ANSWER-outgassing and icy commets what is outgassing - CORRECT ANSWER-when volcanoes erupt and water vapor is condensed and turned into clouds and rain What are the internal Layers of earth - CORRECT ANSWER-lithosphere asthenosphere mesosphere outer core inner core Lithosphere - CORRECT ANSWER-Crust and Upper Mantle Asthenosphere - CORRECT ANSWER-upper mantle (below lithosphere) Mesosphere - CORRECT ANSWER-Rest of Mantle Outer core and inner core - CORRECT ANSWER-outer fluid inner solid Two Types of energy - CORRECT ANSWER-Kinetic and Heat Kinetic Energy - CORRECT ANSWER-Energy of Motion (astroid) Heat Energy - CORRECT ANSWER-Energy moving from hot to cold. function from kinectic. motion creates heat Density - CORRECT ANSWER-the degree of compactness of a substance. Hot - CORRECT ANSWER-Rises Cold - CORRECT ANSWER-Sinks Less Dense - CORRECT ANSWER-Rises More Dense - CORRECT ANSWER-Sinks