Question

assuming that the air temperature is constant, what happens to a hot air balloon if it goes too far up in the atmosphere , where the outside air pressure is much less than the inside are pressure of the balloon?

a. it bursts

b. it loses air

c. it burns up

d. gravity begins to pull it back down to earth

Answer 1

If the temperature goes up of a gas, then density goes down. That's how a hot air balloon works, by decreasing the density of the gas inside by increasing temperature.

Answer 2

thanks!