This topic contains a solution. Click here to go to the answer

Author Question: If you are standing on the Moon and release a strong balloon filled with helium gas, the balloon ... (Read 55 times)

brutforce

  • Hero Member
  • *****
  • Posts: 540
If you are standing on the Moon and release a strong balloon filled with helium gas, the balloon will
 
  1) rise.
  2) fall.
  3) neither rise nor fall.
 
  This occurs because
  4) helium gas is lighter than air.
  5) the Moon does not have an atmosphere.
  6) gravity is weaker on the Moon.

Question 2

Which has a greater buoyant force?
 
  1) a huge lead zeppelin
  2) a small helium-filled balloon
  3) both
  4) neither
 
  because
  5) of its low density.
  6) it occupies the greatest amount of space.
  7) it occupies the least amount of space.
  8) both have comparable densities.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bd5255

  • Sr. Member
  • ****
  • Posts: 386
Answer to Question 1

Answer: 2, 5

Answer to Question 2

Answer: 1, 6




brutforce

  • Member
  • Posts: 540
Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it


isabelt_18

  • Member
  • Posts: 342
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

For a complete list of videos, visit our video library