An object remains at a constant temperature. Which statement about the thermal energy transfers of the object is correct?
There is absolutely no thermal energy transferred to or from the object.
The rate at which the object absorbs thermal energy is equal to the rate at which it emits thermal energy.
The rate at which the object absorbs thermal energy is greater than the rate at which it emits thermal energy.
The rate at which the object absorbs thermal energy is less than the rate at which it emits thermal energy.
99 exam-style questions on CIE IGCSE Physics 2.3.3a Thermal radiation. Each one has a worked solution and a mark scheme showing where the marks go.