Most surgeons recommend not eating or drinking most fluids for eight to 12 hours prior to surgery. You can usually drink clear liquids like water, apple juice, or chicken broth, but should stop drinking anything four hours beforehand.
An object reference is required for the nonstatic field, method, or property 'member'. In order to use a non-static field, method, or property, you must first create an object instance. For more information about static methods, see Static Classes and Static Class Members (C# Programming Guide) . For more information about creating instances of classes, see Instance Constructors (C# Programming Guide) .
This would be an inertial frame of reference, since the person is not accelerating. The driver of the car could set up a unique x, y, z coordinate axis separate from the observers, but still suitable for describing the motion of the car. If the car accelerated, this would be a non-inertial frame of reference. Learn more about Optics & Waves