Motion Sickness (Travel Sickness): Causes, Symptoms and Treatments. Written by Sy Kraft B.A. Motion sickness is a very common disturbance of the inner ear that is caused by repeated motion such as from the swell of the sea, the movement of a car, the motion of a plane in turbulent air, etc.
In a federal system of government, or a republic government, states function independently of one another. Although there is almost always a central power. Comments
Head of state and Head of Government, in a Parliamentary form of government, are two different people performing two very different duties. The Head of State has more ceremonial duties, while the Head of Government is responsible for running the government of a country with the approval of his or her cabinet.