A care package that is released from a helicopter for flood victims initially has 2500 J of gravitational potential energy and no kinetic energy. The package is simply dropped, not pushed. At a lower height, the object has 725 J of potential energy and 1135 J of kinetic energy.

a) Is energy conserved in this situation? How can you tell?

On a hot saturday morning while people are working inside, the air conditioner keeps the temperature inside the building at 22degreesc. at noon the air conditioner is turned off, and the people go home. the temperature outside is a constant 33degreesc for the rest of the afternoon. if the time constant for the building is 4 hr, what will be the temperature inside the building at 4 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? at 6 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? when will the temperature inside the building reach 24degreesc? 324281