WONDER #772: How Do Helicopters Work?

Question 1 of 3

What is another name for a helicopter’s blades?

  1. rotors
  2. whirlybirds
  3. arms
  4. swoops

Question 2 of 3

Who is the father of the modern helicopter?

  1. Bill Boeing
  2. Pete Piper
  3. Derrick Delta
  4. Igor Sikorsky

Question 3 of 3

A helicopter’s rotors perform the same function as what part of an airplane?

  1. seats
  2. wings
  3. pilots
  4. wheels

Check your answers online at https://wonderopolis.org/wonder/how-do-helicopters-work.