I believe the word you're looking for is Ballast.
The balloon would get larger as the air pressure outside it dropped. At some height, the balloon would get large enough to burst.
A hot air balloon is called an hot air balloon because, the inside is heated up to make it less dense, allowing it to rise. Meaning, your heating up the air inside the balloon, hence, the name: Hot air balloon.
Nobody knows. The tth 345 was the name of the hot air balloon.
It has less weight holding it down, so it goes higher.
Helix
The balloon would get larger as the air pressure outside it dropped. At some height, the balloon would get large enough to burst.
You could name it, The Burning Hot Air Balloon:)
Dump it in water. Pepper floats, sand sinks. This works but you can also try using a balloon. Fill the balloon with air then rub it on your hair. Then move it around slowly over the mixture the pepper will cling to the balloon and the sand will not.
By using heavy weight sacks of sand
A hot air balloon is called an hot air balloon because, the inside is heated up to make it less dense, allowing it to rise. Meaning, your heating up the air inside the balloon, hence, the name: Hot air balloon.
Nobody knows. The tth 345 was the name of the hot air balloon.
A ballast is heavy weights or sand bags to stabilize a ship or air balloon while an anchor is weight that holds the ship or air balloon to float away
It has less weight holding it down, so it goes higher.
helium
Helix
A balloon or a tire can both be filled with air.
Hot Air Balloon Pilot