Class 7 Science MCQs - Chapter 12
Heat Transfer Trivia Questions and Answers PDF - 8
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Heat Transfer Questions & Answers PDF Download: MCQ Quiz 8
MCQ 36: Thermal energy travels in
- one way
- two ways
- three ways
- four ways
MCQ 37: Warm air rises because it is
- more dense than cool air
- equally dense as cool air
- less dense than cool air
- completely dense
MCQ 38: At night, sea water gets
- warm than land
- cool than land
- both a and b
- very hot
MCQ 39: Earth is warm by heat energy coming from
- sun
- moon
- universe
- space
MCQ 40: When warm air rises over sea, its previous position is replaced by
- more warm air from sea
- cool air from sea
- more cool air from land
- warm air from land
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