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

Author Question: Is the Hubble constant really constant? What will be an ideal ... (Read 128 times)

Themember4

  • Hero Member
  • *****
  • Posts: 538
Is the Hubble constant really constant?
 
  What will be an ideal response?

Question 2

Emission nebulae like M42 occur only near stars that emit large amounts of
 
  A) infrared heat.
  B) X-rays and gamma rays.
  C) microwaves.
  D) ultraviolet radiation.
  E) visible light.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ky860224

  • Sr. Member
  • ****
  • Posts: 350
Answer to Question 1

No, with the influence of dark energy, it will gradually increase, speeding up the cosmic expansion to a final flat cosmos.

Answer to Question 2

D




Themember4

  • Member
  • Posts: 538
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review


mohan

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

For a complete list of videos, visit our video library