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

Author Question: Quasars radiate most of their energy as radio emission. Indicate whether the statement is true or ... (Read 53 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
Quasars radiate most of their energy as radio emission.
 
  Indicate whether the statement is true or false

Question 2

Suppose a solar system has a star that is four times more massive than our Sun. If that solar system has a planet the same size as Earth, orbiting at a distance of 1 AU, what is the orbital period of the planet? Explain.
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Natalie4ever

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

FALSE

Answer to Question 2

From Kepler's law, we see that the period depends on the inverse square root of the object masses. Thus, if we have a star four times as massive as the Sun, the period of a planet orbiting at 1 AU will be half that of the earth, or 6 months.




Chelseaamend

  • Member
  • Posts: 545
Reply 2 on: Jul 27, 2018
:D TYSM


frankwu0507

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

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.

For a complete list of videos, visit our video library