In Sweden the title psychologist is restricted in law. It can only be used after receiving a license from the government. The basic requirements are a completed five years specialised course in psychology (equivalent of a master's degree) and 12 months of practice under supervision.
Because the earth's axis is tilted. It is all about the tilt of the Earth's axis. Many people believe that the temperature changes because the Earth is closer to the sun in summer and farther from the sun in winter. In fact, the Earth is farthest from the sun in July and is closest to the sun in January! During the summer, the sun's rays hit the Earth at a steep angle.
What's the difference between hail, sleet, and freezing rain? What is the difference between hail, sleet, and freezing rain? Let's start with what they have in common: they all suck when you have a picnic planned. But so do muggy heat and mosquitos, so my solution is to live in New Mexico. We do get hail in the southwest though, and there's not much more fun than a good, sudden downpour of pinto bean size hail.