Three Ways Heat Travels

Conduction, convection, radiation

An interactive lesson with 6 steps, about 5 minutes: you predict, drag and solve, with instant feedback on every answer. It runs in your browser and needs JavaScript.

What you’ll learn

• Conduction: through materials, particle to particle.
• Convection: carried by moving fluids. Warm fluid rises.
• Radiation: infrared light, which can cross a vacuum.

Steps

1. Three mechanisms
2. Across space
3. Warming a room
4. The vacuum flask
5. Twice the glow
6. Glowing in the room