Videotehtävä
Questions:
1. How are many of the accidents caused?
2. Why does aerodynamics seem difficult at first?
3. What is thrust?
Vocabulary:
aerodynamics = aerodynamiikka
pilot = lentäjä
formula = kaava
aeronautical engineer = ilmailualan insinööri
accomplished = pätevä, kokenut
lower layer of the athmosphere
invisible = näkymätön
airflow = ilmavirtaus
Answers:
1. By the lack of understanding basic aerodynamics
2. Unlike the road, the motion of air is hard to visualize.
3. Thrust is the force that makes the plane and create the relative wind.