Grade 4 · Science · Lesson 19

Heat Transfer and Energy Flow

Heat is a form of energy that always moves from warmer objects to cooler ones. This movement is called heat transfer. There are three main ways heat can be transferred: conduction, convection, and radiation.

What this lesson teaches

1Explain how heat energy is transferred between objects and substances
2Distinguish between conduction, convection, and radiation
3Give real-life examples of each type of heat transfer
4Describe how energy flows through a simple cycle

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