Jim is doing a physics experiment on the rate of cooling of solid objects in air. Which of the following is a variable that is not directly part of his experiment, but should be controlled in his experiment?

initial temperature to which he heats the solid object

temperature of the object with time

time interval over which he makes his measurement

ambient air temperature

Question

Jim is doing a physics experiment on the rate of cooling of solid objects in air. Which of the following is a variable that is not directly part of his experiment, but should be controlled in his experiment?

       initial temperature to which he heats the solid object

       temperature of the object with time

       time interval over which he makes his measurement

       ambient air temperature

anonymous · Answer

@JocelynC do u know this one? :)

anonymous · Answer

The ambient air temperature.  The rest should be part of the experiment.

anonymous · Answer

thanks :)