This quiz works best with JavaScript enabled. Home > Science > Overview > General Science – Quiz 175 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 175 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In the equation f=ma, what unit of measure is used for force? A) Kilogram. B) Newton. C) Feet per second. D) Meters per second. Show Answer Correct Answer: B) Newton. 2. The time a computer takes to start has increased dramatically. One possible explanation for this is that the computer is running out of memory. This explanation is a scientific ..... A) Hypothesis. B) Observation. C) Experiment. D) Conclusion. Show Answer Correct Answer: A) Hypothesis. 3. Who supported the geocentric solar model of Aristarchus? A) Aristarchus. B) Johann Kepler. C) Ptolemy and Aristotle. D) Nicolas Copernicus. Show Answer Correct Answer: C) Ptolemy and Aristotle. 4. Located at the leading edge of a temperature drop off. Bring heavy thunderstorms, rain, and hail. Cool, fair weather is likely to follow. A) Warm Front. B) Cold Front. C) Occluded Front. D) Stationary Front. Show Answer Correct Answer: B) Cold Front. 5. What can be changed into any other form? A) Energy. B) Heat. C) Combustion. D) None of above. Show Answer Correct Answer: A) Energy. 6. Diamond is a A) Good conductor and soft. B) Non-conductor and soft. C) Non-conductor and hard. D) Good conductor and hard. Show Answer Correct Answer: C) Non-conductor and hard. 7. Which explains that the continents were once joined together and over time they broke up and then drifted apart? A) Plate Tectonic Theory. B) Continental Drift. Show Answer Correct Answer: B) Continental Drift. 8. A relatively large and randomly oriented grains constitute the rock A) Granite. B) )marble. C) ) gneiss. D) ) gneiss. Show Answer Correct Answer: A) Granite. 9. What happens to the air pressure when the air warms up? A) The air pressure remains constant. B) The air pressure becomes unpredictable. C) The air pressure increases. D) The air pressure decreases. Show Answer Correct Answer: C) The air pressure increases. 10. Which one of the following represents a velocity? A) 50 miles per hour. B) 20 feet per second north. C) 16.2 meters. D) 20 miles per hour. Show Answer Correct Answer: B) 20 feet per second north. 11. Is the outer core solid or liquid? A) Solid. B) Liquid. Show Answer Correct Answer: B) Liquid. 12. Which two gases make up 99% of the volume of clean dry air? A) Oxygen and carbon dioxide. B) Nitrogen and ozone. C) Oxygen and nitrogen. D) Nitrogen and carbon dioxide. Show Answer Correct Answer: C) Oxygen and nitrogen. 13. A 5kg ball rolls at a speed of 2 m/s. if a bigger ball of 10kg is used and rolls at 6m/s.By what factor is the new momentum of the bigger ball more A) 2 times bigger. B) 3 times bigger. C) 5 times bigger. D) 6 times bigger. Show Answer Correct Answer: D) 6 times bigger. 14. What is the danger of volcanoes in the Northwest? A) Mudslides. B) Rock avalanches. C) Pyroclastic surge. D) All of the above. Show Answer Correct Answer: D) All of the above. 15. What is the overall charge of the ionic compound NaCl A) +1. B) +2. C) +3. D) 0. Show Answer Correct Answer: D) 0. 16. What causes the day and night cycle on Earth? A) The Earth's rotation on its axis. B) The Earth's revolution around the sun. C) The moon's phases. D) The gravitational pull of the sun and the moon. Show Answer Correct Answer: A) The Earth's rotation on its axis. 17. Moon is also called as satellite ..... A) True. B) False. Show Answer Correct Answer: A) True. 18. Who Invented steel converter A) Bessemer. B) William Thomson. C) Graham Bell. D) Maxwell. Show Answer Correct Answer: A) Bessemer. 19. ..... is the hottest planet in the solar system. A) Venus. B) Mars. C) Earth. D) Saturn. Show Answer Correct Answer: A) Venus. 20. What do plants release into the atmosphere? A) Oxygen. B) Carbon Dioxide. C) Nitrogen. D) Helium. Show Answer Correct Answer: A) Oxygen. ← PreviousNext →Related QuizzesScience QuizzesGeneral Science Quiz 1General Science Quiz 2General Science Quiz 3General Science Quiz 4General Science Quiz 5General Science Quiz 6General Science Quiz 7General Science Quiz 8General Science Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books