kaitlynhawl kaitlynhawl

08-05-2020
Physics

contestada

Why do helium balloons float? Talk about density of atoms and compare to elements in the air.

Respuesta :

mckenziecashmanlynn2 mckenziecashmanlynn2

08-05-2020

The helium balloon displaces an amount of air. As long as the weight of the helium balloon fabric is lighter than the air it displaces, the balloon will float in the air. It turns out helium is a lot lighter than air.

Answer Link

Otras preguntas

Oceans and other bodies of water warm up more slowly than air or land. Describe how the hydrogen bonds between water molecules cause this effect.

How do you do this??????

Who was given the duty to write the declaration of independence?

a recipe for one batch of cookies calls 1 1/2 cups of flour how many cups of flour are needed for 3 batches

What happens to the volume, mass, and density of most solids as their temperature increases?

Which statements are true about Martin Luther? Check all that apply. - He sold indulgences. - He wrote ‘Ninety-Five Theses.’ - He was a priest. - He supported t

21.48 divided by 24?

a tree was used for penn the pencil maker's new pencil. if the tree was cut up into 7 pieces of the same size that were each 3 meters long, how tall was the tre

Which of the following is not true about workplace interviews? In an interview, you want to create a positive first impression. It is appropriate to arriv

Browning, montana, holds the u.S record for the greatest temperature drop in one day. On january 23, 1916, the temperature changed by an average of -4.17°f per