Contemporary Challenges 2021 (5 years)
This small group activity has students reasoning about how the Planck distribution shifts when the temperature is doubled. This leads to a qualitative argument for the Stefan-Boltzmann law.
This small whiteboard question introduces the Stefan-Boltzmann law.
Question:When the temperature of a black surface is doubled, what happens to the total energy emitted per unit time?
- Increase by 2 times
- Increase by 4 times
- Increase by 8 times
- Increase by 16 times
- Stefan-Boltzmann blackbody radiation
- Learning Outcomes