Special | 28m 47s | Video has closed captioning.
We have to overcome four physical forces to fly, so do birds and bugs and anything else that wants to soar. So, what are those forces? Why does the shape of a wing make a difference in flight? Guest scientists will Frank Lester, education coordinator for the aeronautics division of the Idaho Transportation Department and Pilot Lori MacNichol-Gregory answer students’ questions about flight.
Problems Playing Video? | Closed Captioning