A thermometer is taken from an inside room to the outside, where the air temperature is 30° F. After 1 minute the thermometer reads 80° F, and after 5 minutes it reads 55° F. What is the initial temperature of the inside room? (Round your answer to two decimal places.)

Acharge q experiences no net force at a particular point in space. which of the following situations described below must always be true? -there are no other charges nearby. -if there are other charges nearby, they must all have the same sign as q. -if there are other charges nearby, they must all have the opposite sign of q. -if there are other charges nearby, the total positive charge must equal the total negative charge. -none of the above