Earth Science Test PDF

EARTH SCIENCE TEST LESSON 1 1. What is the Pacific Ring of Fire? A) A region in the Atlantic Ocean with frequent hurricanes B) A region around the Pacific Ocean prone to earthquakes and volcanic eruptions C) A region around the Indian Ocean with frequent cyclones D) A region in Africa with act...

EARTH SCIENCE TEST LESSON 1 1. What is the Pacific Ring of Fire? A) A region in the Atlantic Ocean with frequent hurricanes B) A region around the Pacific Ocean prone to earthquakes and volcanic eruptions C) A region around the Indian Ocean with frequent cyclones D) A region in Africa with active volcanoes 2. What is an earthquake? A) A volcanic eruption B) A tornado C) A vibration of the Earth due to the rapid release of energy D) A flood caused by a tsunami 3. What is a fault? A) A volcanic crater B) A crack in the Earth's crust where significant movement has occurred C) A mountain range D) A type of wave produced during an earthquake 4. Which of the following scales is used to measure the magnitude of an earthquake? A) Beaufort scale B) Richter scale C) Saffir-Simpson scale D) Mercalli scale 5. What is the epicenter of an earthquake? A) The place where the earthquake originates B) The weakest part of the crust C) The surface directly above the focus D) The instrument used to measure earthquakes 6. What type of fault is formed due to tensional forces? A) Normal Fault B) Reverse Fault C) Transcurrent Fault D) None of the above 7. What are seismic waves? A) Waves in the ocean B) Vibrations that travel through the Earth's interior during an earthquake C) Sound waves produced by volcanoes D) Wind waves on the surface of the sea 8. Which type of seismic wave is the fastest? A) S-waves B) Love waves C) P-waves D) Rayleigh waves 9. What is a tsunami? A) A large ocean wave caused by underwater fault movement B) A type of earthquake C) A type of volcanic eruption D) A storm over the ocean 10. What instrument is used to detect and measure seismic waves? A) Barometer B) Thermometer C) Seismograph D) Anemometer 11. What is a typhoon? A) A tropical storm that forms over the Northwest Pacific Ocean B) A storm that forms over land C) A snowstorm in the Arctic D) A tornado 12. What is the eye of a typhoon? A) The area with the strongest winds B) The center of the storm where the winds are calm C) The area with the heaviest rainfall D) The region where the typhoon forms 13. Which mountain range acts as a barrier weakening typhoons in the Philippines? A) Andes Mountains B) Rocky Mountains C) Sierra Madre Mountain Range D) Appalachian Mountains 14. What does PAR stand for? A) Philippine Area of Recovery B) Philippine Area of Responsibility C) Pacific Area of Rescue D) Pacific Area of Response 15. Who is responsible for monitoring tropical cyclones in the PAR? A) NASA B) PAGASA C) PHIVOLCS D) NOAA 16. What is a comet primarily composed of? A) Metal and rock B) Ice, dust, and rock C) Only metal D) Only gas 17. What is the difference between a meteoroid and a meteorite? A) Meteoroids orbit the sun; meteorites are fragments found on Earth B) Meteorites orbit the sun; meteoroids are found on Earth C) Meteoroids are larger than meteorites D) Meteorites are seen in the sky; meteoroids are on Earth 18. Which part of a comet is composed of frozen water and gases? A) Coma B) Nucleus C) Tail D) Hydrogen envelope LESSON 2 19. What is a volcano? A) A mountain covered in snow B) A rupture in the crust created by the eruption or seeping of magma from beneath the Earth’s surface C) A large body of water surrounded by land D) A deep hole in the ocean 20. Which of the following is a shield volcano? A) Mt. Mayon B) Taal Volcano C) Mt. Paricutin D) Mauna Loa 21. Which volcano is known for being the most active in the Philippines? A) Taal Volcano B) Mt. Pinatubo C) Mt. Mayon D) Mt. Apo 22. What type of volcano is characterized by alternating layers of lava flows and volcanic ash? A) Shield Volcano B) Composite Volcano (Stratovolcano) C) Cinder Cone D) Lava Dome 23. Which of the following is NOT a part of a volcano? A) Summit B) Crater  C) Delta D) Magma Chamber 24. A circular depression at the top of a volcano is known as a: A) Caldera B) Vent C) Crater D) Conduit 25. Which volcano type is the smallest and most abundant? A) Shield Volcano B) Composite Volcano C) Cinder Cone D) Lava Dome 26. A volcano that hasn't erupted in over 10,000 years and is unlikely to erupt again is classified as: A) Active B) Dormant C) Extinct D) Erupting 27. Which eruption type involves no magma but is caused by steam-blast? A) Phreatic B) Strombolian C) Phreatomagmatic D) Plinian 27. Which of the following is a feature of a Plinian eruption? A) Low gas content  B) Short duration C) Tall ash columns up to 35 km D) Formation of shield volcanoes 29. What is magma? A) A type of volcanic rock B) A molten mixture of rock, minerals, and dissolved gases beneath the Earth's surface C) Solidified lava D) A type of soil found near volcanoes 30. Which factor decreases the viscosity of magma? A) High silica content B) High temperature C) High pressure D) Low water content 31. High silica content in magma results in: A) Lower viscosity B) Higher viscosity C) Lower gas content D) Faster flow 32. Which of the following gases is commonly dissolved in magma? A) Oxygen B) Nitrogen C) Carbon dioxide D) Argon 33. Magma forms as deep as _______ kilometers below the Earth’s crust. A) 100 B) 150 C) 200 D) 250 34. Which of the following causes magma to rise? A) Decreased pressure B) Decreased temperature C) Increased altitude D) Increased humidity 35. Lithostatic pressure is responsible for: A) Pushing magma towards the Earth's surface B) Keeping magma beneath the Earth's surface C) Creating steam in a phreatic eruption D) Forming cinder cones 36. An effusive explosion is characterized by: A) Violent ejection of magma B) Non-explosive lava flows C) Formation of pyroclastic flows D) Large ash clouds 37. Which eruption type is the most explosive? A) Strombolian B) Vulcanian  C) Plinian D) Phreatomagmatic 38. Pyroclastic flows are associated with which eruption type? A) Effusive B) Phreatic C) Plinian D) Strombolian 39. What is Alert Level 3 in volcanic activity? A) Hazardous Eruption in Progress B) Low Level of Volcanic Unrest C) Magmatic Unrest D) Hazardous Eruption Imminent 40. Which of the following is NOT an advantage of volcanic eruptions? A) Soil fertility B) Land formation C) Water pollution D) Tourism 41. Which gas is released during a volcanic eruption that contributes to atmospheric cooling? A) Carbon dioxide B) Sulfur dioxide C) Methane D) Nitrous oxide 42. Which of the following should you NOT do during a volcanic eruption?  A) Stay calm B) Cover your nose with a damp cloth C) Leave your pets outside D) Listen to the radio for updates 43. Which volcanic deposit is a large solid fragment ejected during an eruption? A) Lava B) Volcanic Bomb C) Thick Ash D) Tephra 44. Geothermal energy is primarily derived from: A) Solar radiation B) Wind power C) The heat beneath the Earth's surface D) Tidal forces 45. Which of the following is NOT a source of geothermal energy? A) Geysers B) Volcanoes C) Hot Springs D) Rainwater 46. The main component responsible for turning geothermal energy into electricity is: A) Pump B) Turbine C) Transformer  D) Generator 47. Which type of geothermal power plant uses steam directly from geothermal reservoirs? A) Dry Steam Power Plant B) Flash Steam Power Plant C) Binary Cycle Power Plant D) Direct Use Power Plant 48. Which of the following is a disadvantage of geothermal energy? A) Fewer greenhouse gas emissions B) Renewable energy source C) Expensive power plant costs D) Smaller space required 49. Weather refers to: A) Long-term atmospheric conditions B) Short-term atmospheric conditions C) Global climate patterns D) Ocean currents 50. Which type of climate is found near the equator? A) Polar B) Temperate C) Tropical D) Subtropical 51. Which factor directly affects the climate of a region? A) Latitude  B) Longitude C) Population D) Ocean depth 52. El Niño is caused by: A) The cooling of the eastern Pacific Ocean B) The warming of the eastern Pacific Ocean C) Increased volcanic activity D) Global cooling 53. What is the Coriolis Effect responsible for? A) The movement of tectonic plates B) The direction of ocean currents C) The formation of clouds D) The change in Earth's tilt 54. A rain shadow is formed on the: A) Windward side of a mountain B) Leeward side of a mountain C) Peak of a mountain D) Base of a mountain 55. La Niña is characterized by: A) Cooling of the eastern Pacific Ocean B) Warming of the eastern Pacific Ocean C) Increased volcanic eruptions D) Lower ocean currents 56. Which of the following is a greenhouse gas?  A) Carbon monoxide B) Nitrogen C) Methane D) Helium 57. What is the primary effect of the greenhouse effect? A) Cooling of the Earth's surface B) Warming of the Earth's surface C) Increased ocean currents D) Formation of new landmasses 58. Which strategy is most effective for climate mitigation? A) Organic farming B) Urbanization C) Increased fossil fuel use D) Deforestation 59. How many stars are estimated to be in the universe? A) 100 billion B) 200 billion C) 300 billion D) 400 ANSWER KEY: 1. B 2. C 3. B 4. B 5. C 6. A 7. B 8. C 9. A 10. C 11. A 12. B 13. C 14. B 15. B 16. B 17. A 18. B 19. B 20. D 21. C 22. B 23. C 24. C 25. C 26. C 27. A 28. C 29. B 30. B 31. B 32. C 33. A 34. A 35. B 36. B 37. C 38. C 39. C 40. C 41. B 42. C 43. B 44. C 45. D 46. B 47. A 48. C 49. B 50. C 51. A 52. B 53. B 54. B 55. A 56. C 57. B 58. A 59. A