Did you mean Amelia? Just wondering cause I'm trying to help you
It is 4. because it says in the paragraph and I quote: "helium has a very low density. it is used in daily weather balloons to carry instruments that record, tempature, humidy, and pressure readings in the atmosphere.
Answer:
what do you want the informative essay to be about
Explanation:
Is this a peom just asking but i will also help?