Test 10 Questions Quiz SPL - Sailplane Pilot License - Human Performance and limitations, no time limit

1 - Air consists of oxygen, nitrogen and other gases. What is the approximate percentage of other gases?
2 - In what different ways can a risk be handled appropriately?
3 - What is an appropriate reaction when a passenger during cruise flight suddenly feels uncomfortable?
4 - In which situation is it NOT possible to achieve a pressure compensation between the middle ear and the environment?
5 - At which altitude is the atmospheric pressure approximately half the MSL value (1013 hPa)?
6 - A Grey-out is the result of...
7 - The ongoing process to monitor the current flight situation is called...
8 - Visual illusions are mostly caused by...
9 - For what approximate time period can the short-time memory store information?
10 - What impression may be caused when approaching a runway with an upslope?