CBSE · Class 7 · Science · Chapter 7

Heat Transfer in Nature

Learn how heat moves through conduction, convection and radiation and how these processes appear in nature.

5 lessons 40 min
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Lessons in this chapter

  1. 1Heat Conduction and InsulationDiscover how heat travels through solids and how familiar materials help us cook, stay warm, and insulate buildings.
  2. 2Convection in Air, Water, and Coastal WindsFollow the movement of warm air and water, then use it to explain why coastal winds change direction.
  3. 3Radiation and Heat Transfer Working TogetherExplain heat reaching us from a fire and the Sun, then trace all three heat-transfer processes in everyday systems.
  4. 4The Water Cycle and GroundwaterTrace water through the atmosphere, land, and underground stores, and explain how these connections guide water conservation.
  5. 5Chapter Summary and PracticeConnect heat transfer, coastal winds, the water cycle, and groundwater through a complete chapter recap and mixed reasoning practice.