This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 3 Heat – Quiz 30 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 3 Heat Quiz 30 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Water will ..... when it gets cold enough, changing it from a LIQUID to a SOLID A) Melt. B) Freeze. C) Boil. D) None of the above. Show Answer Correct Answer: B) Freeze. 2. Sound energy helps us ..... noise. A) Hear. B) See. C) Taste. D) None of the above. Show Answer Correct Answer: A) Hear. 3. Chelsea is drinking fruit juice from an aluminum can. She wants to pour the juice into a cup. Which of the following cups will most likely keep her fruit juice cold? A) Foam. B) Glass. C) Metal. D) Paper. Show Answer Correct Answer: A) Foam. 4. What is the normal human body temperature? A) 38$^\circ$C. B) 96.8$^\circ$F. C) 37.5$^\circ$C. D) 98.6$^\circ$F. Show Answer Correct Answer: D) 98.6$^\circ$F. 5. Which is NOT a heat source? A) The Sun. B) Iron. C) Oven. D) Pot. Show Answer Correct Answer: D) Pot. 6. How does wind transfer heat energy? A) Convection. B) Conduction. C) Radiation. D) Reflection. Show Answer Correct Answer: A) Convection. 7. A student took a snow cone outside on a hot summer day. The heat would cause what kind of change? A) A liquid becoming a solid. B) A liquid becoming a gas. C) A solid becoming a gas. D) A solid becoming a liquid. Show Answer Correct Answer: D) A solid becoming a liquid. 8. How is heat transferred in radiation? A) Through solids. B) Through liquids. C) Through time. D) Through air. Show Answer Correct Answer: D) Through air. 9. What is the energy of moving particles in matter? A) Thermal energy. B) Chemical change. C) Temperature. D) Heat. Show Answer Correct Answer: A) Thermal energy. 10. As a cumulonimbus cloud builds, warm air at the Earth's surface rises and cold air sinks downward. What heat transfer process is occuring here? A) Convection. B) Conduction. C) Radiation. D) Thermal energy. Show Answer Correct Answer: A) Convection. 11. The hotness of an object is determined by its ..... A) Volume. B) Pressure. C) Both a and b. D) Temperature. Show Answer Correct Answer: D) Temperature. 12. The transfer of heat through a liquid or gas is called A) Convection. B) Conduction. C) Radiation. D) Solar. Show Answer Correct Answer: A) Convection. 13. How many degrees does the earth turn in 4 mins? A) 4 degrees. B) 3 degrees. C) 2 degrees. D) 1 degree. Show Answer Correct Answer: D) 1 degree. 14. The transfer of heat occurs between two bodies until A) The first body has higher temperature than the second body. B) The first body has lower temperature than the second body. C) Both of them have same temperature. D) None of the above. Show Answer Correct Answer: C) Both of them have same temperature. 15. The rising of a hot air balloon A) Convection. B) Conduction. C) Radiation. D) None of the above. Show Answer Correct Answer: A) Convection. 16. The range of laboratory thermometer is generally from A) -30 to 100 degree celsius. B) -10 to 110 degree celsius. C) 0 to 100 degrre celsius. D) 10 to 100 degree celcsius. Show Answer Correct Answer: B) -10 to 110 degree celsius. 17. What is the symbol for Thermal Energy? A) Q. B) T. C) M. D) C. Show Answer Correct Answer: A) Q. 18. Energy transfer when an ice cube is put in a tray of warm water and melts A) Conduction. B) Convection. C) Radiation. D) Mechanical. Show Answer Correct Answer: A) Conduction. 19. The energy is passed from one molecule to another in a convection current. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 20. Which is true about how heat travels? A) Heat travels from a hotter region to cooler region. B) Heat travels from a cooler region to hotter region. C) All the above. D) None of the above. Show Answer Correct Answer: A) Heat travels from a hotter region to cooler region. 21. Match the definition.Caused or operated by heat that has changed into different forms of energy. A) Thermograph. B) Thermometer. C) Therm. D) Thermodynamic. Show Answer Correct Answer: D) Thermodynamic. 22. What is a material that heat travels through easily? A) A thermometer. B) An insulator. C) A conductor. D) Air. Show Answer Correct Answer: C) A conductor. 23. Yes unit of temperatures A) Kelvin. B) NEWTON. C) Celsius. D) FAHERNITE. Show Answer Correct Answer: A) Kelvin. 24. The change from a gas to a liquid is called A) Condensation. B) Evaporation. C) Sublimation. D) Deposition. Show Answer Correct Answer: A) Condensation. 25. Heat makes things ..... A) Colder. B) Warmer. C) Faster. D) None of the above. Show Answer Correct Answer: B) Warmer. ← 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