SPL - Sailplane Pilot License: Air Law 10 Questions no time limit

1 - What is the correct phrase with respect to wake turbulence to indicate that a light aircraft is following an aircraft of a higher wake turbulence category?
2 - What is the subject of ICAO Annex 1?
3 - A flight is called a "visual flight", if the...
4 - Which are the different parts of the Aeronautical Information Publication (AIP)?
5 - Which transponder code indicates a loss of radio communication?
6 - The term "ceiling" is defined as the...
7 - What is the meaning of the abbreviation "ARC"?
8 - Where can the type of restriction for a restricted airspace be found?
9 - What is the minimum flight visibility in airspace "C" for an aircraft operating under VFR at FL110?
10 - What is the minimum flight visibility in airspace "C" below FL 100 for an aircraft operating under VFR?