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

Author Question: What is the closest thing to a binary planet we find in the solar system? Why? What will be an ... (Read 10 times)

justinmsk

  • Hero Member
  • *****
  • Posts: 524
What is the closest thing to a binary planet we find in the solar system? Why?
 
  What will be an ideal response?

Question 2

Star X has an apparent magnitude of 3, and star Y has an apparent magnitude of 13. How do they compare in observed brightness?
 
  A) Star Y is 10,000 times brighter than star X. B) Star X is 10,000 times brighter than star Y.
  C) Star Y is 10 times brighter than star X. D) Star X is 10 times brighter than star Y.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chloejackso

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

Pluto's moon Charon is half as big as Pluto, and both objects are tidally fixed to always face each other during their 6.4 day rotations.

Answer to Question 2

B





 

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

For a complete list of videos, visit our video library