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

Author Question: Astronauts in a space shuttle that orbits the Earth are in a state of free fall that makes them ... (Read 87 times)

krzymel

  • Hero Member
  • *****
  • Posts: 548
Astronauts in a space shuttle that orbits the Earth are in a state of free fall that makes them appear to be weightless. If an astronaut brings a helium balloon to a pressurized room of a space shuttle while it is in orbit, what would the helium balloon do?
  1.It would float to the top of the cabin.
  2.It would sink slowly to the bottom of the cabin.
  3.It would remain wherever it is placed.
  4.It would remain at whatever height it is placed, but it would move horizontally to one side of the cabin.

Question 2

In which case would the net force due to water pressure on a solid object be greater?
 
   (i) when the object is in water at 100-meter depth
   (ii) when the object is in water at 200-meter depth


   
  1.(i)
  2.(ii)
  3.Choices (i) and (ii) would have the same net force due to the water on them.
  4.It depends on the orientation of the object.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tanna.moeller

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

3

Answer to Question 2

3





 

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

For a complete list of videos, visit our video library