This quiz works best with JavaScript enabled. Home > Science > Overview > General Science – Quiz 251 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books General Science Quiz 251 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Chloe opens..... Christmas presents in the living room. A) His. B) Her. C) My. D) Our. Show Answer Correct Answer: B) Her. 2. Number of digits in a measurement that are known with a certain degree of reliability A) Metric units. B) Significant digits. C) Accuracy. D) Accepted value. Show Answer Correct Answer: B) Significant digits. 3. Which substance cushions our joints so they don't rub together? A) Bone marrow. B) Cartilage. C) Ligaments. D) None of above. Show Answer Correct Answer: B) Cartilage. 4. A scientific theory is considered a scientific law when it has been tested over a period of at least one to two years and judged to be correct. A) True. B) False. Show Answer Correct Answer: B) False. 5. A mineral's..... may be glassy, pearly, or metallic. A) Luster. B) Rock. C) Sedimentary rock. D) None of above. Show Answer Correct Answer: A) Luster. 6. What is the name of the galaxy we live in? A) Andromeda. B) Triangle. C) Whirlpool. D) Milky Way. Show Answer Correct Answer: D) Milky Way. 7. In an endothermic reaction, heat is..... A) Taken in. B) Given out. Show Answer Correct Answer: A) Taken in. 8. Gamma rays are efficiently emitted at the surface of the troposphere. A) True. B) False. Show Answer Correct Answer: B) False. 9. Transmission of heat from two objects with DIRECT contact A) Heat/ Thermal Energy. B) Conduction. C) Convection. D) Radiation. Show Answer Correct Answer: B) Conduction. 10. The compounds or elements present at the end of a reaction A) Reactants. B) Catalyst. C) Products. D) Energy. Show Answer Correct Answer: C) Products. 11. Scientific study of rocks that deals with their composition, texture, and structure; their occurence and distribution, and their origin in relation to physichochemical conditions and geologic processes. A) Mineralogy. B) Geology. C) Petrology. D) Astronomy. Show Answer Correct Answer: C) Petrology. 12. Materials that allow energy to flow through them are called A) Insulators. B) Semiconductors. C) Conductors. D) None of the above. Show Answer Correct Answer: C) Conductors. 13. Sediment is eroded, deposited, buried, mixed with surrounding material, and cemented together from heat and pressure. A) Weathering. B) Deposition. C) Cementation. D) Compression. Show Answer Correct Answer: C) Cementation. 14. How far will a person go if they jog for 2 hours at a speed of 12 km/hr? A) 6 km. B) 0.5 km. C) 10 km. D) 24 km. Show Answer Correct Answer: D) 24 km. 15. What charge does a proton have A) None. B) Negative. C) Positive. D) Depends on its location. Show Answer Correct Answer: C) Positive. 16. According to which law of energy, energy can't be created or destroyed? A) First law of motion. B) The law of tacos. C) Laws of Energy. D) Law of conservation of energy. Show Answer Correct Answer: D) Law of conservation of energy. 17. Our tongue has many..... A) Pores. B) Bumps. C) Taste buds NGSS.4-LS1-2. D) None of above. Show Answer Correct Answer: C) Taste buds NGSS.4-LS1-2. 18. Which one is not a state of matter A) Photosynthesis. B) Solid. C) Liquid. D) Gas. Show Answer Correct Answer: A) Photosynthesis. 19. What produces light around us? A) Earth. B) Moon. C) Sun. D) None of above. Show Answer Correct Answer: C) Sun. 20. This type of boundary creates folded mountains. A) Transform. B) Divergent. C) Continental-continental convergent. D) Continental-oceanic convergent. Show Answer Correct Answer: C) Continental-continental convergent. ← 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