An suv h as a mass given by m = 950 kg. assuming this suv has four tires, find the area each tire on the road íf the pressure in each tire is 35 psi (lb./in^2) (use 1 n/m^2 = 1.45 x10^-4 ib./in^2)

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change? work power gravitational energy chemical energy

Explain why electric current cannot exist if a current doesn't have a voltage source.

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?