Written by the Fiveable Content Team • Last updated August 2025
Verified for the 2027 exam
Verified for the 2027 exam•Written by the Fiveable Content Team • Last updated August 2025
Definition
The relationship Q/Δt = kA(ΔT)/L, where thermal energy flow rate is proportional to thermal conductivity, cross-sectional area, and temperature difference, and inversely proportional to thickness.
AP course connection
Topic 9.5: 9.5 Specific Heat and Thermal Conductivity