One addition is the criterion of incoming and outgoing exchange students. He also kept copies of all incoming and outgoing correspondence. An imbalance between the rates of incoming and outgoing radiation energy is called radiative forcing. Earth's surface temperature depends on this balance between incoming and outgoing energy. These systems are usually not capable of receiving incoming calls. An astraphobic person will be alert for news of incoming storms. Drobota stated the majority of incoming traffic is from Facebook. The amount reflected also differs depending on the polarization of the incoming light. The university also offers a wide range of first year seminars for incoming freshmen. The wavelength changes as a function of the energy of the incoming photon. The cannon fires him into the path of hundreds of incoming arrows. Part of the incoming and emitted radiation is absorbed or reflected by the atmosphere. The rate of charge is proportional to the intensity of incoming light. This was followed with protests during Open House events for incoming freshmen. This is meant to ease the transition for incoming students.