This quiz works best with JavaScript enabled. Home > Science > Earth Science – Quiz 38 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Earth Science Quiz 38 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Most earthquakes and volcanoes occur ..... A) In the middle of the ocean. B) In the middle of continents. C) Where tectonic plates meet (boundaries). D) In Earth's polar regions. Show Answer Correct Answer: C) Where tectonic plates meet (boundaries). 2. Our sun is only one of ..... of stars in the Milky Way galaxy. A) Billions. B) Millions. C) Hundreds. D) Thousands. Show Answer Correct Answer: A) Billions. 3. What do we call the layers of soil? A) Deposits. B) Horizons. C) Minerals. D) Rocks. Show Answer Correct Answer: B) Horizons. 4. When it is solar noon at a location at 75$^ \circ$ Wlongitude, what is the solar time at a location at120$^ \circ$ W longitude? A) 9am. B) 12 noon. C) 3pm. D) 12 midnight. Show Answer Correct Answer: A) 9am. 5. Latitude is the distance on the surface of the Earth measured in degree north and south of the equator. The equator is at zero degree while the poles are at ..... degree. A) 30. B) 90. C) 45. D) 60. Show Answer Correct Answer: B) 90. 6. What is environmental science? A) The study of how to keep animals safe. B) Reduce, reuse, recycle. C) The study of humans interaction with their surroundings. D) The study of global warming. Show Answer Correct Answer: C) The study of humans interaction with their surroundings. 7. How can urbanization affect a local area? A) It can decrease the risk of water pollution in an area. B) It can increase the risk of flooding in an area. C) It can decrease the need for natural resources in an area. D) It can increase the number of invasive species in an area. Show Answer Correct Answer: B) It can increase the risk of flooding in an area. 8. What is weathering? A) Process of breaking rocks into smaller pieces. B) A shift in weather patterns. C) Process by which mountains are formed. D) Process by which seasons change. Show Answer Correct Answer: A) Process of breaking rocks into smaller pieces. 9. Any type of rock changed by heat and pressure A) Metamorphic rock. B) Sedimentary rock. C) Fossils. D) Igneous rock. Show Answer Correct Answer: A) Metamorphic rock. 10. The hemisphere of Earth facing the Sun has day time while the hemisphere facing away from the Sun has. A) Summer. B) Winter. C) Night. D) Morning. Show Answer Correct Answer: C) Night. 11. Which of the following is not likely to cause weathering in rocks? A) Freezing. B) Plant roots. C) Water. D) Sunlight. Show Answer Correct Answer: D) Sunlight. 12. What type of rock can you find fossils in? A) Igneous rock. B) Sedimentary rock. C) Metamorphic rock. D) None of above. Show Answer Correct Answer: B) Sedimentary rock. 13. Which of the following is said to be the most unreliable (variable) diagnostic property of minerals? A) Luster. B) Hardness. C) Crystal form. D) Color. Show Answer Correct Answer: D) Color. 14. Which of the following is the longest stage in the life cycle of a star? A) Main-sequence. B) White dwarf. C) Supernova. D) Red giant. Show Answer Correct Answer: A) Main-sequence. 15. Plate tectonics A) The lithosphere. B) A rock. C) The theory that earth's lithosphere is divided into plates moving on the mantle. D) The theory that the continents were once together. Show Answer Correct Answer: C) The theory that earth's lithosphere is divided into plates moving on the mantle. 16. Fossils are often found in ..... because it is formed from the remains of once living things. A) Metamorphic. B) Magma. C) Igneous. D) Sedimentary. Show Answer Correct Answer: D) Sedimentary. 17. The Hawaiian Islands were formed as a result of ..... A) Deposition. B) Glaciers. C) Hurricanes. D) Volcanic activity. Show Answer Correct Answer: D) Volcanic activity. 18. Susie wants to know if an increase in temperature is accelerating the decaying process of apples. What is the dependent variable (outcome variable) in this experiment? A) The temperature. B) The appearance of the applesdependent. C) The acceleration. D) None of the above. Show Answer Correct Answer: B) The appearance of the applesdependent. 19. The length of a year is determined by the amount of time it takes A) The Moon to revolve around Earth. B) Earth to revolve around the Sun. C) Earth to rotate on its axis. D) The Sun to rotate on its axis. Show Answer Correct Answer: B) Earth to revolve around the Sun. 20. Nearly ..... million years ago, the land masses of the Earth were concentrated into one super continent called Pangaea. A) 500. B) 200. C) 100. D) 400. Show Answer Correct Answer: B) 200. ← PreviousNext →Related QuizzesEarth Science Quiz 1Earth Science Quiz 2Earth Science Quiz 3Earth Science Quiz 4Earth Science Quiz 5Earth Science Quiz 6Earth Science Quiz 7Earth Science Quiz 8Earth Science Quiz 9Earth Science Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books