The design has never been changed. The first one looks just like the one they have now. (Correct as of 12/30/2011)
It look's like a ballon filled with hot air
No, when they hatch out of eggs they are air-breathing and look like small turtles
Mike Lupica wrote his first book on 17 August, 1984. Mike's first book was called,"Dead Air."
When something falls to the ground at the same time, like suppose a heavy book, and another book exactly like it. They will both hit the ground first. But, if you drop a piece of paper and a heavy book, the book will hit the ground first. Even though the gravitational pull is the same, there is an opposing force pushing against it. That is called air resistance. There are particles in the air that are like obstacles, that are pushing against the piece of paper, just like friction. i really cannot go deeper in this subject, sorry for this inconveniency
it will look cloudy
divergent
Go and talk to an "Air Force Recruiter." Look in a phone book to find one. It will most likely be under "Government" in the front of the telephone book
Gram is a solid measurement. Air is not solid.
it looks like a pencil
Yes, it has been announced that a total of 4 books will air. The first book, air, ended in June 2012. Book 2 will begin in September 2013 on Nickelodeon.
A bag full of air.
Air