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

Author Question: The flatness problem and horizon problem a. are solved if there was a sudden inflation of the ... (Read 161 times)

altibaby

  • Hero Member
  • *****
  • Posts: 562
on: Jul 27, 2018
The flatness problem and horizon problem
 
  a. are solved if there was a sudden inflation of the Universe at time before recombination occurred.
  b. show that the Universe can be described as static and unchanging.
  c. show that dark matter must be a small fraction of the total mass of the Universe.
  d. imply that the Universe was once much colder than it is now.
  e. imply that the inflationary theory is incorrect.

Question 2

From what part of the H-R diagram have the giants in a star cluster evolved?
 
  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

chreslie

  • Sr. Member
  • ****
  • Posts: 307
Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

Masses that were on main sequence between about 0.4 to 4 solar masses.


altibaby

  • Hero Member
  • *****
  • Posts: 562
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


chreslie

  • Sr. Member
  • ****
  • Posts: 307
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

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

Star Map Eastern Horizon Star Map Eastern Horizon
Answer to physics problem Answer to physics problem
Problem Problem
Gravitational Potential Energy for the Earth problem Gravitational Potential Energy for the Earth problem
linear programming problem, applying simplex method and sensitivity analysis linear programming problem, applying simplex method and sensitivity analysis
linear programming problem, applying simplex method and sensitivity analysis linear programming problem, applying simplex method and sensitivity analysis
Video: The Vestibular System

For a complete list of videos, visit our video library