This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Earth Science – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Earth Science Quiz 17 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How would you describe the size of our star, the sun? A) Tiny. B) Huge. C) Medium. D) Red giant. Show Answer Correct Answer: C) Medium. 2. What would you be most likely to find at a transform boundary? A) Rift. B) Earthquakes. C) Volcanoes. D) Mountains. Show Answer Correct Answer: B) Earthquakes. 3. A hypothesis that is supported by the results of repeated experimentation and observation. A) Theory. B) Variable. C) Conclusion. D) Scientific law. Show Answer Correct Answer: A) Theory. 4. The Ancient Greeks gets credit for this branch of science A) Biology. B) Geology. C) Astrology. D) Astronomy. Show Answer Correct Answer: B) Geology. 5. Metamorphic rocks made after experiencing A) Wind and erosion. B) Water evaporating. C) Heat and pressure. D) Rapid cooling. Show Answer Correct Answer: C) Heat and pressure. 6. What is the deepest feature on the ocean floor? A) Seamount. B) Mid-ocean ridge. C) Trench. D) Abyssal plain. Show Answer Correct Answer: C) Trench. 7. One full day on Earth means it has completed one full ..... on its axis. A) Rotation. B) Revolution. C) Spin. D) Tilt. Show Answer Correct Answer: A) Rotation. 8. Which of the following would NOT be something that a meteorologist might study? A) The materials that make up a meteor. B) The types of clouds seen in the sky. C) The prediction of tornadoes. D) The path of a hurricane. Show Answer Correct Answer: A) The materials that make up a meteor. 9. What is a good way to prevent erosion? A) Blocking the wind. B) Planting trees. C) Preventing rainfall. D) Preventing the flow of rivers. Show Answer Correct Answer: B) Planting trees. 10. In what layer of the sun is energy produced? A) Convective zone. B) Chromosphere. C) Core. D) Photosphere. Show Answer Correct Answer: C) Core. 11. On which planet do you live? A) Earth. B) Neptune. C) Venus. D) Mars. Show Answer Correct Answer: A) Earth. 12. Rock once melted, cooled and hardened A) Igneous rock. B) Fossils. C) Sedimentary rock. D) Metamorphic rock. Show Answer Correct Answer: A) Igneous rock. 13. Carbon dioxide levels are rising in the atmosphere over the past 200 years due to A) Natural events. B) Deforestation. C) Livestock farming. D) Burning fossil fuels. Show Answer Correct Answer: D) Burning fossil fuels. 14. What is a minimum number of times an experiment should be conducted? A) 2. B) 3. C) 4. D) 1. Show Answer Correct Answer: B) 3. 15. Which of the following describes a habitable Earth? A) Presence of oxygen in the hydrosphere. B) Dominant presence of solid ice. C) Has a weak magnetic field. D) Right distance from the Sun. Show Answer Correct Answer: C) Has a weak magnetic field. 16. The weathering of landforms depends on various factors. Which area would MOST likely have the fastest rate of chemical weathering? A) Freezing and dry regions. B) Warm and moist regions. C) Cool and humid regions. D) Hot and dry regions. Show Answer Correct Answer: B) Warm and moist regions. 17. Name the major gas in the atmosphere of the Earth. A) Nitrogen. B) Hydrogen. C) Oxygen. D) Argon. Show Answer Correct Answer: A) Nitrogen. 18. What are the two types of Destructive forces? A) Weathering / Warming. B) Weathering / Water. C) Weathering / Erosion. D) Weathering / Climate. Show Answer Correct Answer: C) Weathering / Erosion. 19. The largest among the four subsystems A) Atmosphere. B) Geosphere. C) Biosphere. D) Hydrosphere. Show Answer Correct Answer: B) Geosphere. 20. Equator is a/an ..... line around the Earth midway between the poles. It is 0-degree latitude. A) Complete. B) Half. C) Imaginary. D) Geological. Show Answer Correct Answer: C) Imaginary. 21. What is the primary means through which the Sun warms Earth? A) Transfer of energy through conduction. B) Transfer of energy by electromagnetic waves. C) Fluctuation of gravitational fields. D) Fluctuation of subatomic particles. Show Answer Correct Answer: B) Transfer of energy by electromagnetic waves. 22. Where is the point at which the first movement occurs during an earthquake? A) Focus. B) Plate. C) Fault. D) Epicenter. Show Answer Correct Answer: A) Focus. 23. The second layer of the earth goes down 1800 miles. It is called the A) Inner core. B) Crust. C) Outer core. D) Mantle. Show Answer Correct Answer: D) Mantle. 24. A well-substantiated explanation of some aspect of the natural world that can incorporate facts, laws, inferences, and tested hypotheses. A) Law. B) Theory. C) Conclusion. D) Fact. Show Answer Correct Answer: B) Theory. 25. Which is most directly responsible for building up a river delta? A) Leaching. B) Subsidence. C) Deposition. D) Erosion. Show Answer Correct Answer: B) Subsidence. 26. The second softest mineral according to the Mohs scale of hardness is the A) Calcite. B) Gypsum. C) Apatite. D) Talc. Show Answer Correct Answer: B) Gypsum. 27. Oceans cover approximately ..... percent of Earth's surface. A) 50. B) 60. C) 70. D) 80. Show Answer Correct Answer: C) 70. 28. Which of the following best suits the definition of a mineral? A) Clastic and mafic. B) Foliated and amorphous. C) Naturally occurring and crystalline. D) Organic and solution. Show Answer Correct Answer: C) Naturally occurring and crystalline. 29. Most of the stars on a Hertzsprung-Russell Diagram fall under which category? A) White dwarf. B) Main-sequence stars. C) Blue quasars. D) Red giants. Show Answer Correct Answer: B) Main-sequence stars. 30. He proposed the Theory of Continental Drift. A) Aflred Wigener. B) Alfred Wegemer. C) Alfred Vegner. D) Alfred Wegener. Show Answer Correct Answer: D) Alfred Wegener. 31. A factor in an experiment that can be changed. A) Hypothesis. B) Observation. C) Control. D) Variable. Show Answer Correct Answer: D) Variable. 32. ..... are formed of masses of water droplets and ice crystals. A) Clouds. B) Storms. C) Hurricanes. D) El-Ninos. Show Answer Correct Answer: A) Clouds. 33. Our universe is one of the many bubbles in a *blank* A) Bubble Universe Theory. B) Heliocentric Theory. C) Multiverse Theory. D) Multidimensional Theory. Show Answer Correct Answer: C) Multiverse Theory. 34. Which planet has the largest eccentricity? A) Mercury. B) Neptune. C) Earth. D) Venus. Show Answer Correct Answer: A) Mercury. 35. A piece of copper has a mass of 89g and a volume of 10 cm3. What would be the density of the copper? A) 8.9 g/cm3. B) 0.89 g/cm3. C) 890 g/cm3. D) 89 g/cm3. Show Answer Correct Answer: A) 8.9 g/cm3. 36. The Foucault pendulum and the Coriolis effectboth provide evidence of Earth's: A) Rotation. B) Revolution. C) Tilted axis. D) Elliptical Orbit. Show Answer Correct Answer: A) Rotation. 37. Earth scientists study A) Farming methods. B) Oceans. C) Plant cells. D) Machines. Show Answer Correct Answer: B) Oceans. 38. The biosphere is the Earth system that describes A) The area from the surface of the Earth down to its center. B) All the water on Earth. C) The blanket of gases that surrounds our planet. D) All organisms on Earth and the environments in which they live. Show Answer Correct Answer: D) All organisms on Earth and the environments in which they live. 39. How do you determine the texture of soil? A) Rub particles between fingers. B) Observe color of particles. C) Taste particles. D) Use a spring scale. Show Answer Correct Answer: A) Rub particles between fingers. 40. Mountains, volcanoes, canyons, and beaches are landforms found in what sphere? A) Biosphere. B) Atmosphere. C) Geosphere. D) Hydrosphere. Show Answer Correct Answer: C) Geosphere. 41. A huge collection of gas, dust, and billions of stars and their solar system that is held together by gravity. A) Galaxy. B) Nebula. C) Constellation. D) Universe. Show Answer Correct Answer: A) Galaxy. 42. What investigation prove the magnetic field of the earth? A) Lava Flow. B) Meteorites. C) Seismic waves. D) None of above. Show Answer Correct Answer: A) Lava Flow. 43. What is a tsunami? A) A long wave caused by ocean currents. B) A type of earthquake. C) The cloud of ash caused by a large volcanic eruption. D) A long wave caused by an earthquake or volcanic eruption under the ocean. Show Answer Correct Answer: D) A long wave caused by an earthquake or volcanic eruption under the ocean. 44. Which of the following would MOST likely slow Earth's tectonic activity? A) Earth's outer core becomes warmer. B) Earth's mantle becomes cooler. C) Earth's mantle becomes warmer. D) Earth's crust becomes cooler. Show Answer Correct Answer: B) Earth's mantle becomes cooler. 45. Minerals are very important as they are basic units of the. A) Crystals. B) Salts. C) Rocks. D) Blocks. Show Answer Correct Answer: C) Rocks. 46. Select the best answer-What is weather? A) Weather is precipitation. B) Weather is wind. C) Weather is what is happening in the atmosphere in a certain place at a certain time. D) Weather is the atmosphere. Show Answer Correct Answer: C) Weather is what is happening in the atmosphere in a certain place at a certain time. 47. All of the Earth's water is found in which sphere? A) Hydrosphere. B) Atmosphere. C) Biosphere. D) Lithospere. Show Answer Correct Answer: A) Hydrosphere. 48. Soil with the greatest porosity has particles that are A) Poorly sorted and densely packed. B) Poorly sorted and loosely packed. C) Well sorted and densely packed. D) Well sorted and loosely packed. Show Answer Correct Answer: D) Well sorted and loosely packed. 49. What are the 3 major types of rocks? A) Igneous, Metamorphic, Sedimentary. B) Metamorphic, Igneous, Cementation. C) Magma, lava, crystals. D) None of above. Show Answer Correct Answer: A) Igneous, Metamorphic, Sedimentary. 50. Over a long period of time, a river that began with a straight course will develop many twists, turns, and bends. One of these turns or bends in a river is called a: A) Meander. B) Tributary. C) Branch. D) Backwater. Show Answer Correct Answer: A) Meander. 51. Branch of Earth Science that deals with weather and the Earth's atmosphere. A) Astronomy. B) Geology. C) Climatology. D) Meterology. Show Answer Correct Answer: D) Meterology. 52. Plants, animals, and bacteria are found in what sphere? A) Atmosphere. B) Geosphere. C) Biosphere. D) Hydrosphere. Show Answer Correct Answer: C) Biosphere. 53. Fossils are usually found in which type of rock? A) Crystal. B) Metamorphic. C) Sedimentary. D) Igenous. Show Answer Correct Answer: C) Sedimentary. 54. State the effects of the Revolution of Earth around the Sun A) Occurrence of day and night. B) The Sun seems to change its position. C) Changes in length and direction of the shadow. D) Occurrence of four seasons in certain part of the earth. Show Answer Correct Answer: D) Occurrence of four seasons in certain part of the earth. 55. The water found in the atmosphere in the form of a gas is called what? A) Clouds. B) Water sprite. C) Precipitation. D) Water vapor. Show Answer Correct Answer: D) Water vapor. 56. A mineral is scraped across a ceramic plate and a red colored powder is left behind. What does this mean? A) The density of the mineral is low. B) The luster of the mineral is "dull". C) The color of the mineral is red. D) The mineral has a red streak. Show Answer Correct Answer: D) The mineral has a red streak. 57. When geologists want to compare the ages of rock found in two different places, they look at the ..... A) Minerals found within the rock. B) Geologic Time Scale. C) Plants located in the area. D) Fossil Record. Show Answer Correct Answer: D) Fossil Record. 58. What kind of rock is made from cooled magma/ lava? A) Igneous rock. B) Sedimentary rock. C) Classic rock. D) Metamorphic rock. Show Answer Correct Answer: A) Igneous rock. 59. A large irregularly shaped object in space that orbits our Sun A) Meteor. B) Meteoroid. C) Comet. D) Asteroid. Show Answer Correct Answer: D) Asteroid. 60. What is the definition of orbit? A) The spinning of the earth on its axis. B) When the lit part of the moon increases. C) All of the planets, moon, and other space objects going around the sun. D) The imaginary line that goes through the north and south poles that the earth spins on. Show Answer Correct Answer: C) All of the planets, moon, and other space objects going around the sun. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesEarth Science Quiz 1Earth Science Quiz 2Earth Science Quiz 3Earth Science Quiz 4Earth Science Quiz 5Earth Science Quiz 6Earth Science Quiz 7Earth Science Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books