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yes it does
the mass of the balloon increases because the size of the balloon has increased. :)
The magnitude of a buoyant force on a balloon depends on the size of the balloon. In other words, the force will be either big or small depending on the correlating size of the balloon in use with the experiment.
it's because of the ratio of the weight of the air in the balloon to the air outside the balloon
It's easier to pull downward than upward.
yes it does
Because the air is coming inside the balloon.
If a balloon were completely filled with water, with no extra space, then it will change shape and/or size as the water is frozen. This is because water expands at a rate of 9% when frozen.
Increased pressure on the inside, or decreased pressure on the outside.
Yes, it does, due to the decreasing pressure at higher altitudes.
Yes. The helium will seep through ths skin of the balloon, reducing its buoyancy.
No
When the temperature is colder the particles in the balloon travel slower, making the balloon not able to increase in size it decreases.When the temperature is hot it allows the balloon to expand because the particles in the balloon are moving rapidly. in conclusion the the cold makes the balloon decrease in size and the heat allows it to expand.
it depends on the size of the balloon and the size of the paper
A physical change because when you remove it from the refrigerator it goes back to it's original size.
the mass of the balloon increases because the size of the balloon has increased. :)
It increases its size in two ways: # The interior gas pushes outward harder as it warms, and # The rubber of the balloon gets softer, easier to stretch, and its surface area (and hence its contained volume) increases a bit also.