« previous next »

Author Question: In 1992, COBE observations revealed A) there are small ripples in the microwave background, the ... (Read 26 times)

mrsjacobs44

  • Hero Member
  • *****
  • Posts: 500
on: Jul 27, 2018
In 1992, COBE observations revealed
 
  A) there are small ripples in the microwave background, the seeds of galaxies.
  B) that the universe had less than the critical density, so was open.
  C) the dark matter in the universe is normal (baryonic), so the universe is closed.
  D) the existence of dark energy.
  E) the microwave background radiation is not isotropic, but centered on Virgo.

Question 2

Based on his star counts, Herschel placed the Sun in the ________ of our Galaxy.
 
  Fill in the blank(s) with correct word


popopong

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

A

Answer to Question 2

center


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

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?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha Multiple sclerosis (MS). (a) A disease characterized by the gradual development of small areas of ha
The small arrows indicate the air bypassing the throttle plate in the closed throttle position. ... The small arrows indicate the air bypassing the throttle plate in the closed throttle position. ...
Structure of the nucleosome core particle as revealed by X-ray diffraction Structure of the nucleosome core particle as revealed by X-ray diffraction
Endocytosis: Absorption Methods in the Small Intestine Endocytosis: Absorption Methods in the Small Intestine
A GWAS study for Type 2 diabetes revealed 386,371 genetic markers, clustered here by chromosome numb A GWAS study for Type 2 diabetes revealed 386,371 genetic markers, clustered here by chromosome numb
Video: Stroke volume - contractility definition

For a complete list of videos, visit our video library