Multiple choice

The skin friction between air and airplane is an example of __________________________.

  1. kinetic friction

  2. static friction

  3. sliding friction

  4. fluid friction

  5. frictionless motion

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Yes, it is correct.

Fluid friction is the interaction between a solid object and a fluid (liquid or gas), as the object moves through the fluid, like the skin friction of air on an airplane.