Podcast
Questions and Answers
Which type of energy transport is primarily or partially responsible for the instability in a convection zone?
Which type of energy transport is primarily or partially responsible for the instability in a convection zone?
- Radiation (correct)
- Conduction
- Both radiation and conduction
- None of the above
What is the main cause of mass movement in a star's convection zone?
What is the main cause of mass movement in a star's convection zone?
- Gravity
- Buoyancy (correct)
- Conduction
- Radiation
What does the Schwarzschild criterion express?
What does the Schwarzschild criterion express?
- The conditions under which a region of a star is stable
- The conditions under which a region of a star is unstable to convection (correct)
- The conditions for conduction transport in a star
- The conditions for radiation transport in a star
What happens to a rising parcel of gas in a convection zone if it cools to a lower temperature than its new surroundings?
What happens to a rising parcel of gas in a convection zone if it cools to a lower temperature than its new surroundings?
What is the main factor that determines whether a rising parcel of gas in a convection zone will sink back to where it came from?
What is the main factor that determines whether a rising parcel of gas in a convection zone will sink back to where it came from?
Which type of energy transport is primarily responsible for the instability in a convection zone?
Which type of energy transport is primarily responsible for the instability in a convection zone?
What happens to a rising parcel of gas in a convection zone if it cools to a higher temperature than its new surroundings?
What happens to a rising parcel of gas in a convection zone if it cools to a higher temperature than its new surroundings?
What does the Schwarzschild criterion express?
What does the Schwarzschild criterion express?
What primarily causes the mass movement of plasma within a star's convection zone?
What primarily causes the mass movement of plasma within a star's convection zone?
What determines whether a rising parcel of gas in a convection zone will sink back to where it came from?
What determines whether a rising parcel of gas in a convection zone will sink back to where it came from?
