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

Author Question: If the Universe is truly flat, then what is the curvature and type of Universe? a. positive, open ... (Read 133 times)

swpotter12

  • Hero Member
  • *****
  • Posts: 527
on: Jul 27, 2018
If the Universe is truly flat, then what is the curvature and type of Universe?
 
  a. positive, open b. zero, flat
  c. negative, closed d. None of the other choices are correct.

Question 2

Which event occurred at a redshift around 1100?
 
  a. big bang b. inflation
  c. CMB d. first stars formed


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fraziera112

  • Sr. Member
  • ****
  • Posts: 356
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

c


swpotter12

  • Member
  • Posts: 527
Reply 2 on: Jul 27, 2018
Wow, this really help

rachel

  • Member
  • Posts: 323
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Gate Control Theory, Gate control, Open gate, Closed gate, Pain, Nerve transmission of pain, Pain ma Gate Control Theory, Gate control, Open gate, Closed gate, Pain, Nerve transmission of pain, Pain ma
One type of safety needle withdraws into a protective sheath when the injection is complete. One type of safety needle withdraws into a protective sheath when the injection is complete.
A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ... A typical open-end wrench. Note the size difference on each end and that the head is angled 15 ...
Induration measurement in a tuberculin skin test, a type IV hypersensitivity. Induration measurement in a tuberculin skin test, a type IV hypersensitivity.
Positive and negative selection during T-cell development. Positive and negative selection during T-cell development.
Knead the calf muscles with both hands. Place the foot flat on the table, knee bent. Reach behind ... Knead the calf muscles with both hands. Place the foot flat on the table, knee bent. Reach behind ...
Video: Predator- prey competition and symbiosis

For a complete list of videos, visit our video library