This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 3 Heat – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 3 Heat Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which color car will be the coolest on a hot summer day? A) Brown. B) Black. C) Dark blue. D) White. Show Answer Correct Answer: D) White. 2. The transfer of heat in the atmosphere by winds that circulate between the equator and the poles is an example of A) Radiation. B) Insulation. C) Convection. D) Conduction. Show Answer Correct Answer: C) Convection. 3. ALL the energy of all the particles in a substance is a measure of its A) Temperature. B) Insulator. C) Specific heat. D) Thermal energy. Show Answer Correct Answer: D) Thermal energy. 4. Can heat be created or destroyed? A) Yes. B) No. C) Only when things are cooling off. D) Only when things are warming up. Show Answer Correct Answer: B) No. 5. THE MATERIALS THAT ALLOW HEAT TO PASS THROUGH THEM EASILY ARE CALLED ..... A) INSULATORS. B) CONDUSTORS. C) All the above. D) None of the above. Show Answer Correct Answer: B) CONDUSTORS. 6. Energy that moves particles of matter is A) Temperature. B) Thermal energy. C) Heat. D) Friction. Show Answer Correct Answer: B) Thermal energy. 7. Conduction occurs in ..... A) Solids. B) Liquids. C) Gases. D) None of the above. Show Answer Correct Answer: A) Solids. 8. What is the earth's main source of heat? A) The moon. B) The sun. C) The ocean. D) Forests. Show Answer Correct Answer: B) The sun. 9. A heat lamp on a reptile cage is what type of heat transfer? A) Conduction. B) Convection. C) Radiation. D) None of the above. Show Answer Correct Answer: C) Radiation. 10. Heat transfer through waves is called ..... A) Conduction. B) Convection. C) Radiation. D) None of the above. Show Answer Correct Answer: C) Radiation. 11. A material was cooled from 100$^\circ$C to 40$^\circ$C. What is the temperature change? A) 60$^\circ$C. B) 40$^\circ$C. C) -60$^\circ$C. D) -40$^\circ$C. Show Answer Correct Answer: C) -60$^\circ$C. 12. Wool A) Is a good conductor of heat. B) Is a bad conductor of heat. C) Neither good nor bad conductor of heat. D) None of the above. Show Answer Correct Answer: B) Is a bad conductor of heat. 13. What is the main mode of heat transfer in gases? A) Convection. B) Radiation. C) Evaporation. D) Conduction. Show Answer Correct Answer: A) Convection. 14. When I get home from work I set my bag down, clean the dishes, turn on the living room light, and read a book. What creates the most heat? A) The dishes. B) The bag. C) The book. D) The living room light. Show Answer Correct Answer: D) The living room light. 15. Calorimetry Question:A piece of metal with a mass of 32.8 g is heated to 100.5$^\circ$C and dropped into 138.2 g of water at 20.0$^\circ$C. The final temperature of the system is 30.2$^\circ$C. What is the specific heat capacity of the metal? A) 2.56 J/g$^\circ$C. B) 0.391 J/g$^\circ$C. C) 5.29 J/g$^\circ$C. D) 3.50 J/g$^\circ$C. Show Answer Correct Answer: A) 2.56 J/g$^\circ$C. 16. Which is the best example of convection? A) A light bulb. B) A campfire. C) A hot air balloon. D) None of the above. Show Answer Correct Answer: C) A hot air balloon. 17. Transfer of heat in solids happen due to the phenomenon of- A) Conduction. B) Convection. C) Radiation. D) None of the above. Show Answer Correct Answer: B) Convection. 18. NORMAL TEMPERATURE OF HUMAN BODY IS? A) 37$^{0}$K. B) 37$^{0}$F. C) 37$^{0}$C. D) None of the above. Show Answer Correct Answer: C) 37$^{0}$C. 19. . Which one has highest specific heat? A) Lead. B) Benzene. C) Kerosene. D) Water. Show Answer Correct Answer: D) Water. 20. Heat is a form of energy that travels from ..... objects to ..... objects. A) Large; small. B) Cooler; warmer. C) Small; large. D) Warmer; cooler. Show Answer Correct Answer: D) Warmer; cooler. 21. Which of the following is used for measuring temperature? A) Thermometer. B) Barometer. C) Anemometer. D) Scapulometer. Show Answer Correct Answer: A) Thermometer. 22. What type of heat transfer is when heat is passed by vibrating particles? A) Conduction. B) Convection. C) Radiation. D) Toasted sandwich. Show Answer Correct Answer: A) Conduction. 23. A thermos bottle keeps warm liquids warm and cold liquids cold. A thermos bottle must be made from a good A) Heat conduction material. B) Heat insulation material. C) Heat expanding material. D) Heat contracting material. Show Answer Correct Answer: B) Heat insulation material. 24. A conductor is a substance that ..... A) Allows heat to flow through it. B) Blocks heat. C) Radiates heat. D) Sucks out heat. Show Answer Correct Answer: A) Allows heat to flow through it. 25. The rising and falling of air due to uneven heating of the Earth's surface is called A) Convection. B) Radiation. C) Conduction. D) Does not happen. Show Answer Correct Answer: A) Convection. ← PreviousNext →Related QuizzesClass 7 Science Chapter 3 Heat Quiz 1Class 7 Science Chapter 3 Heat Quiz 2Class 7 Science Chapter 3 Heat Quiz 3Class 7 Science Chapter 3 Heat Quiz 4Class 7 Science Chapter 3 Heat Quiz 5Class 7 Science Chapter 3 Heat Quiz 6Class 7 Science Chapter 3 Heat Quiz 7Class 7 Science Chapter 3 Heat Quiz 8Class 7 Science Chapter 3 Heat Quiz 9Class 7 Science Chapter 3 Heat Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books