Vibration could cause it to jump as from a minor earthquake or washing machine.
Helium is typically used to make balloons fly up in the air because it is lighter than air and creates lift. Hydrogen is also lighter than air and can be used, but it is flammable. Carbon dioxide is heavier than air and would cause a balloon to sink.
yes
because the grocery stores used to keep there can corn on the top shelf people had to use a stick to get it off the shelf and catch the can like a fly ball
"Lighter than air." Think about it for a second.
It will lose its magic and wont be able to fly to Santa
It will lose its magic and wont be able to fly to Santa
Yes they make the bird lighter.
hydrogen gas which is lighter than oxygen
Because he's not real nothing from that movie is real and its not posible to fly a human would have to be lighter then air to fly like peterpan oh and you can't stay a kid forever because a person has to die for a person to be born maybe oneday.
It is said that touching an "Elf on the Shelf" may cause it to lose its magic and ability to fly to the North Pole to report to Santa Claus. It's best to avoid touching the elf to maintain its magic and keep the holiday tradition alive.
Just, simply, Lighter than Air Vehicles are lighter than air, so that makes them fly, and Heavier than air vehicles are heavier than air, but they use airfoils on the wings to fly.
Helium is lighter than air, hence it will rise up in air, making things fly.