This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 15 Some Natural Phenomena – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 15 Some Natural Phenomena Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Like charges attract each other. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 2. Take shelter under a table and stay there till the shaking stops.In which phenomena we should do this? A) Volcanic eruption. B) Earthquake. C) Lightning. D) Tsunami. Show Answer Correct Answer: B) Earthquake. 3. Sparks can be seen on an electric pole when wires become A) Loose. B) Tight. C) Wrinkled. D) Shorter. Show Answer Correct Answer: A) Loose. 4. The process of electric discharge can occur between A) Two clouds. B) A cloud and the Earth. C) Any number of clouds. D) All of the above. Show Answer Correct Answer: D) All of the above. 5. The magnitude of an earthquake is measured in A) Kelvin scale. B) Richter scale. C) Celsius scale. D) Decibel scale. Show Answer Correct Answer: B) Richter scale. 6. Which of the following occurs during lightning? A) Nitrogen fixation. B) Greenhouse effect. C) Acid rain. D) None of these. Show Answer Correct Answer: A) Nitrogen fixation. 7. Statement A:The process of transfer of charges between two clouds is called thunderStatement B:The process of transfer of charge from cloud to earth is called lightning A) Both A and B are true. B) A is true but B is false. C) A is false but B is false. D) Both A and B are false. Show Answer Correct Answer: A) Both A and B are true. 8. The place inside the earth's crust where the earthquake is generated is known as: A) Epicenter. B) Focus. C) Fault. D) None of the above. Show Answer Correct Answer: B) Focus. 9. Which instrument is used to measure earthquake? A) Richter scale. B) Seismograph. C) Polygraph. D) None of these. Show Answer Correct Answer: B) Seismograph. 10. What is nature of the electric charges by rubbing? A) Positive. B) Negative. C) Static. D) Neutral. Show Answer Correct Answer: C) Static. 11. Which of the following cannot be charged easily by friction? A) Plastic scale. B) Copper rod. C) Woollen cloth. D) Piece of wood. Show Answer Correct Answer: B) Copper rod. 12. Who discovered the causes of Lightning and when? A) Benjamin Frankenstein, 2021. B) Hello Franklin, 1857. C) Benjamin Franklin, 1725. D) Benjamin Franklin, 1752. Show Answer Correct Answer: D) Benjamin Franklin, 1752. 13. The process of transfer of charges from a charged object to the earth is called ..... A) Earthing. B) Lightning. C) Oscillation motion. D) Electron movement. Show Answer Correct Answer: A) Earthing. 14. Statement A:Electric charges are generated by rubbing two objects with each otherstatement B:like charges attract and unlike charges repel each other A) Both A and B are true. B) A is true but B is false. C) A is false but B is true. D) Both A and B are false. Show Answer Correct Answer: B) A is true but B is false. 15. The thing that can be used to remove smoke from a chimney is known as a? A) Dust buster. B) Dust precipitator. C) Electron precipitator. D) Defibrillator. Show Answer Correct Answer: B) Dust precipitator. 16. During earthquake take shelter under a table. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 17. Imagine your are in a car and the stuck up in a thunderstorm. Which of the following is the best way to protect yourself from possible harms? A) Remaining in the car. B) Getting out of the car and taking cover under the car. C) Running to a nearby tree. D) Getting out and standing under an electric poll. Show Answer Correct Answer: A) Remaining in the car. 18. When does a body become positively charged? A) More number of protons. B) More number of electrons. C) Less number of protons. D) Less number of electrons. Show Answer Correct Answer: D) Less number of electrons. 19. What type of charges attract? A) Positive and Positive. B) Positive and Neutral. C) Negative and Neutral. D) Positive and Negative. Show Answer Correct Answer: D) Positive and Negative. 20. Plastic straws A and B are rubbed with a dry cotton cloth. What will happen if they are brought near each other? A) Repel each other. B) No change. C) Create a magnetic field. D) Attract each other. Show Answer Correct Answer: A) Repel each other. 21. The epicentre of an earthquake is A) Deep under the crust of earth. B) In the mantle of earth. C) On the surface of earth. D) In the core of earth. Show Answer Correct Answer: C) On the surface of earth. 22. If Protons and Electrons are the same A) A plastic scale. B) A copper rod. C) An inflated balloon. D) None of the above. Show Answer Correct Answer: B) A copper rod. 23. How many types of charges are gained by rubbing objects? A) 2. B) 1. C) 3. D) 4. Show Answer Correct Answer: A) 2. 24. What are the main causes of tsunamis? A) Earthquakes. B) Landslides. C) Volcanic eruptions. D) Meteorites. Show Answer Correct Answer: A) Earthquakes. 25. The objects which ..... electrons become positively charged. A) Gain. B) Neutralize. C) Loses. D) Absorb. Show Answer Correct Answer: C) Loses. ← PreviousNext →Related QuizzesClass 8 Science Chapter 15 Some Natural Phenomena Quiz 1Class 8 Science Chapter 15 Some Natural Phenomena Quiz 2Class 8 Science Chapter 15 Some Natural Phenomena Quiz 3Class 8 Science Chapter 15 Some Natural Phenomena Quiz 5Class 8 Science Chapter 15 Some Natural Phenomena Quiz 6Class 8 Science Chapter 15 Some Natural Phenomena Quiz 7Class 8 Science Chapter 15 Some Natural Phenomena Quiz 8Class 8 Science Chapter 15 Some Natural Phenomena Quiz 9Class 8 Science Chapter 15 Some Natural Phenomena Quiz 10Class 8 Science Chapter 15 Some Natural Phenomena Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books