valcanoes
A water bubble is made of air. If you remove the air from it it will not be a bubble anymore.
The level contains a bubble of air.
The Incas invented the bubble. back then soil was dumped into a vat and the air forced a bubble threw threw air.
To expel an air bubble from a syringe, first hold the syringe with the needle pointing up. Then gently tap the side of the syringe to move the air bubble towards the needle. Finally, push the plunger slowly to expel the air bubble out of the syringe.
The speed in which an air bubble will travel upwards in water will depend on how small the bubble is and the elevation in which the bubble is being released. The smaller the bubble, the faster it will travel upwards.Ê
If you are asking about a bubble in a liquid, the answer is that the bubble has lower density (the gas inside is "lighter") than the surrounding liquid. If you are asking about a soap bubble, the answer is that air currents carry the bubble up. The bubble itself is not lighter than air (unless filled with another gas) but the film making the bubble is so thin and light that air currents can move it easily.
air
When the blow on the gum, air builds up and comes out as a bubble.
by air
Air.
Sealed air
It is. A bubble is air closed with solid or liquid around it. So scientifically, it's a bubble!