"My partner seems to be more in the mood at night time, but I'm more in the mood in the morning. Why might that be and is there anything we can do to get on the same page?" This is specifly for class only in in science and part class im doing a class and my teachers need us to answer dont not mark flag pleasee

On a mild saturday morning while people are working inside, the furnace keeps the temperature inside the building at 23degreesc. at noon the furnace is turned off, and the people go home. the temperature outside is a constant 16degreesc for the rest of the afternoon. if the time constant for the building is 3 hr, when will the temperature inside the building reach 18degreesc? if some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 18degreesc?