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 32 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?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

For a complete list of videos, visit our video library