The two buckets reach thermal equilibrium when their temperatures
reaches are equal.
The correct option is; Before, the buckets touch, the garage bucket is
hotter than the outside bucket. Once the bucket are touching, the cooler
outside bucket will gain energy until the molecules of both bucket have the
same energy of 18, because hotter things increase the temperature of
cooler things.
Reason:
The location of one of the buckets of paint = Outside
The location of one of the other buckets of paint = In her garage
Therefore, the buckets of paint are at different temperatures;
Which gives that the hotter paint bucket loses heat to the cooler pint
bucket, by heat transfer.
According to the Zeroth law of thermodynamics, to attain thermal
equilibrium, heat moves from a hotter body to a cooler body.
Therefore;
The cooler bucket brought in from outside will gain energy from the paint
bucket kept in the garage until both buckets reaches thermal equilibrium.
Learn more here:
https://brainly.com/question/12937141
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