Podcast
Questions and Answers
What is the movement of heat across the border of a system due to a temperature difference between the system and its surroundings called?
What is the movement of heat across the border of a system due to a temperature difference between the system and its surroundings called?
- Radiation
- Convection
- Thermal equilibrium
- Conduction (correct)
What is the potential that causes the transfer of heat from one point to another due to a difference in temperature?
What is the potential that causes the transfer of heat from one point to another due to a difference in temperature?
- Heat flux
- Thermal resistance
- Temperature gradient (correct)
- Entropy
In which mode of heat transfer does heat travel through a substance or between substances in direct contact?
In which mode of heat transfer does heat travel through a substance or between substances in direct contact?
- Radiation
- Phase change
- Convection
- Conduction (correct)
What is the sum of the e?
What is the sum of the e?
If a temperature difference exists between two systems, in which direction does heat transfer occur?
If a temperature difference exists between two systems, in which direction does heat transfer occur?
How is heat transfer defined in thermodynamic systems?
How is heat transfer defined in thermodynamic systems?
What is described as the 'potential' that causes the transfer of heat from one point to another?
What is described as the 'potential' that causes the transfer of heat from one point to another?
In what ways can heat travel from one place to another?
In what ways can heat travel from one place to another?
What causes heat to transfer from a higher temperature system to a lower temperature system?
What causes heat to transfer from a higher temperature system to a lower temperature system?
What do the molecules of a substance move because they possess?
What do the molecules of a substance move because they possess?
