20. Heat and Temperature

Which of the following statements best explains whether $\mathrm{convection}$ always transfers $\mathrm{heat}$ more quickly than $\mathrm{conduction}$?

Which is the only form of heat transfer that can operate in a vacuum?

Which statement best compares radiation and conduction as methods of heat transfer?

Which one of the following do all methods of heat transfer require?

During exercise, what percentage of the energy you use is typically transformed into heat?

Which of the following would be best categorized as heat transfer by convection?

Which of the following correctly lists the three main mechanisms of thermal energy transfer and defines each one?

A thin electrical heater is wrapped around a metal cylinder to increase its temperature. Which mode of heat transfer is primarily responsible for transferring heat from the heater to the interior of the cylinder?

Which of the following is an example of heat transfer by conduction?

Which of the following statements best describes conductive heat loss?

Through which states of matter do convection currents primarily transfer heat?

Which forms of heat transfer are primarily responsible for the formation of a sea breeze?

What accounts for the unequal distribution of heat between the $\mathrm{equator}$ and the $\mathrm{poles}$?

Earth receives energy from the Sun primarily through which method of heat transfer?

Which of the following is an example of heat transfer through $\mathrm{conduction}$?