Heat MCQs with answers
Dear candidates you will find MCQ questions of 7th Class - Science | Chapter: Heat here. Learn these questions and prepare yourself for coming examinations. You can check the right answer of any question by clicking the option or by clicking view answer button.
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Q. Which currents are formed in all liquid on heating ?
✅ Correct Answer: (C)
convection current
Q. Name the device which is used to measure the hotness or coldness of an object
✅ Correct Answer: (D)
Thermometer
Q. A beggar wrapped himself with a few layers of newspaper on a cold winter night. This helped him to keep himself warm because
✅ Correct Answer: (B)
air trapped between the layers of newspaper is a bad conductor of heat.
Q. A marble tile would feel cold as compared to a wooden tile on a winter morning, because the marble tile
✅ Correct Answer: (A)
is a better conductor of heat than the wooden tile.
Q. Paheli and Boojho measured their body temperature. Paheli found her’s to be 98.6°F and Boojho recorded 37°C. Which of the following statement is true?
✅ Correct Answer: (C)
Both have normal body temperature.
Q. Which of the following thermometer contains mercury?
✅ Correct Answer: (C)
Both (a) and (b)
Q. Mercury is generally used in thermometer because it has a
✅ Correct Answer: (C)
high conductivity
Q. In which process heat is transferred from hotter end to colder end is known as
✅ Correct Answer: (A)
conduction
Q. What is the range of the temperature reading of a clinical thermometer?
✅ Correct Answer: (A)
35°C – 42°C
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