Author Question: Satellite A has twice the mass of satellite B, and moves at the same orbital distance from Earth as ... (Read 69 times)

silviawilliams41

  • Hero Member
  • *****
  • Posts: 560
Satellite A has twice the mass of satellite B, and moves at the same orbital distance from Earth as satellite B. Compare the speeds of the two satellites.
 
  A) The speed of B is twice the speed of A.
  B) The speed of B is one-half the speed of A.
  C) The speed of B is one-fourth the speed of A.
  D) The speed of B is equal to the speed of A.
  E) The speed of B is four times the speed of A.

Question 2

You throw a rock horizontally off a cliff with a speed of 20 m/s and no significant air resistance. After , the magnitude of the velocity of the rock is closest to
 
  A) 28 m/s.
  B) 20 m/s.
  C) 40 m/s.
  D) 37 m/s.


pocatato

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

For a complete list of videos, visit our video library