This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Ekapluto is an unknown planet that has two moons in circular orbits. The table summarizes the ... (Read 21 times)

sammy

  • Hero Member
  • *****
  • Posts: 818
on: Jul 29, 2018
Ekapluto is an unknown planet that has two moons in circular orbits. The table summarizes the hypothetical data about the moons.
 
  Mass Radius Orbital Radius Orbital period
  Moon A 4.0  1020 kg 2.0  108 m 4.0  106 s
  Moon B 1.5  1020 kg 2.0  105 m 3.0  108 m
 
  The orbital period of Moon B is closest to
  A) 5.6  106 s.
  B) 6.0  106 s.
  C) 6.4  106 s.
  D) 6.9  106 s.
  E) 7.3  106 s.

Question 2

Two moons orbit a planet in nearly circular orbits. Moon A has orbital radius r, and moon B has orbital radius 4r. Moon A takes 20 days to complete one orbit. How long does it take moon B to complete an orbit?
 
  A) 20 d
  B) 40 d
  C) 80 d
  D) 160 d
  E) 320 d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kescobar@64

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

D


sammy

  • Member
  • Posts: 818
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

meganmoser117

  • Member
  • Posts: 303
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

Blank periodic table Blank periodic table
Asteroid Orbits Asteroid Orbits
Standing at the head of the table, apply oil or lotion to the entire back and shoulders with ... Standing at the head of the table, apply oil or lotion to the entire back and shoulders with ...
Apply light circular friction over the wrist using your thumbs. Observe the skin moving over the ... Apply light circular friction over the wrist using your thumbs. Observe the skin moving over the ...
Energy in a Circular Orbit Energy in a Circular Orbit
Table - Correlation Analysis Table - Correlation Analysis
Video: Multiple Sclerosis Animation

For a complete list of videos, visit our video library