Answer:
carbon dioxide (what you are blowing up the balloon with) is a heavy gas. so when you fill the Balloon with it, the balloon will not float. helium is a light gas and floats. gravity takes another. part in this
A boiling pot of water (the water travels in a current throughout the pot), a hot air balloon (hot air rises, making the balloon rise) , and cup of a steaming, hot liquid (hot air rises, creating steam) are all situations where convection occurs.
Read more on Brainly.com -
brainly.com/question/1581851#readmore
<u>Answer:</u>
Magnitude = 6.64
Direction =
from horizontal.
<u>Explanation:</u>
We have horizontal component of vector Ax = 5.7 and vertical component of vector Ay = 3.4.
Magnitude of vector acting perpendicularly = 
Substituting

Direction θ = 
Substituting
θ =