ESC 1000 Exam 1 QUESTIONS AND VERIFIED ANSWERS |100% CORRECT | ALREADY GRADED A

ESC 1000 Exam 1 QUESTIONS AND VERIFIED ANSWERS |100% CORRECT | ALREADY GRADED A 1. Think about the orbits of Kuiper belt comets, Oort cloud comets and asteroids. Place them in order from longest to shortest average amount of time required for each of them to orbit the sun. - Oort cloud, Kuiper belt, asteroid 2. How long have asteroids been striking Earth? - Since Earth formed 3. What is the difference between earthquake magnitude and intensity? - Magnitude measures earthquake size, intensity documents damage 4. Evidence that Earth's magnetic field has undergone numerous reversals can be found: - In the orientation of iron minerals that cooled in once molten rock. 5. Which of the following magmas has the highest viscosity? - high silica content, low temperature 6. The spreading of the sea floor along the Mid-Atlantic ridge is supported by: All of these ideas support the sea-floor spreading hypothesis: - the increase in the thickness of the sediment layer as one moved toward the continents - changes in the orientati