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

Author Question: Wendy measures a recession velocity for two distant galaxies, well outside our Local Group of ... (Read 8 times)

captainjonesify

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
Wendy measures a recession velocity for two distant galaxies, well outside our Local Group of galaxies. Galaxy A has a recession velocity of 35,000 km/s and Galaxy B has a recession velocity of 70,000 km/s.
 
  What can she say about the distances to those galaxies?
  A) She can't say anything about the distances to Galaxy A or B.
  B) Galaxy A is twice as far as Galaxy B.
  C) Galaxy B is four times as far as Galaxy A.
  D) Galaxy B is twice as far as Galaxy A.
  E) Galaxy A is four times as far as Galaxy B.

Question 2

There is no limit to the mass with which a star can be born.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katieost

  • Sr. Member
  • ****
  • Posts: 358
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

FALSE


captainjonesify

  • Member
  • Posts: 543
Reply 2 on: Jul 27, 2018
Wow, this really help

Jsherida

  • Member
  • Posts: 314
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

The relationship between air temperature and two measures of water vapour saturation of air. The relationship between air temperature and two measures of water vapour saturation of air.
group of hinds with calves group of hinds with calves
The planar peptide group The planar peptide group
Barred Spiral Galaxies Barred Spiral Galaxies
Mechanism of Action of Local Anesthetics Mechanism of Action of Local Anesthetics
The Effect of Group Size on Relationships The Effect of Group Size on Relationships
Video: Body plan of euglena Animation

For a complete list of videos, visit our video library