Quiz 26 Aftermath

11/29/23, 4:25 AM Quiz 26: Aftermath: GEO 1040-001 Fall 2023 World of Dinosaurs Quiz 26: Aftermath Due Dec 5 at 11:59pm Points 5 Questions 10 Available Nov 26 at 12am - Dec 7 at 11:59pm Time Limit 40 Minutes Allowed Attempts 5 Take the Quiz Again Attempt History Attempt Time Score LATEST Attempt 1 3 minutes 4.5 out of 5 Score for this attempt: 4.5 out of 5 Submitted Nov 29 at 4:22am This attempt took 3 minutes. Question 1 0.5/0.5 pts Which of the following can greatly influence global climates? volcanic activity continental postions human technologies https://utah.instructure.com/courses/894800/quizzes/3236484 1/6

11/29/23, 4:25 AM Correctl Correct! Correct! Quiz 26: Aftermath: GEO 1040-001 Fall 2023 World of Dinosaurs all of these Question 2 0.5/0.5 pts Geologists suggest that we are entering a new geologic time period called the Anthropocene because Humans are leaving behind evidence of their changing the planet is ways never before seen. (T/F) True False Question 3 0.5/0.5 pts If currently threatened and endangered organisms go extinct in the next 300 years, the sixth extinction will reach levels of severity not seen since the end Cretaceous extinction. (T/F) True False https://utah.instructure.com/courses/894800/quizzes/3236484 2/6

11/29/23, 4:25 AM Quiz 26: Aftermath: GEO 1040-001 Fall 2023 World of Dinosaurs Question 6 0/0.5 pts Past Glacial/interglacial changes in Earth’s climate from 2 million years ago to 200 years ago were caused by? Fossil fuel burning You Answered [ Subtle changes in the moon’s brightness Bolide impacts Correct Answer Subtle changes in the geometry of Earth’s orbit around the sun Question 7 0.5/0.5 pts Why is Earth’s climate unlikely to plunge back into a glacial conditions in the near future? The sun is too bright Levels of greenhouse gases in the atmosphere are higher now than at any time during the recent glacial/interglacial cycles https://utah.instructure.com/courses/894800/quizzes/3236484 4/6

11/29/23, 4:25 AM Quiz 26: Aftermath: GEO 1040-001 Fall 2023 World of Dinosaurs Correct! Earth’s orbit is no longer changing shape Climate doesn’t change Question 8 0.5/0.5 pts 1. The primary cause of sea level rise during glacial/interglacial climate cycles is? Tectonic growth of mountains makes the oceans smaller and raises sea level Underwater earthquakes cause tsunamis Gravity of the moon and sun pull water higher Correct! Ice sheets and glaciers melt, returning water to the oceans Question 9 0.5/0.5 pts The ultimate cause of the current wave of extinctions in our modern world is? Correct! Demand for resources to support high quality of life for a large human population Capitalism https://utah.instructure.com/courses/894800/quizzes/3236484 5/6