How Airplanes Stay in the Sky: The Science of Planes
0
0
2,913 צפיות·
10/22/23
ב
Life
We ve all wondered it at least once—how do airplanes actually fly? What scientifically allows such a heavy metal contraption to stay suspended midair? Join Hank Green and learn about the...
להראות יותר
0 הערות
sort מיין לפי
