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

Author Question: While more massive than most of its neighbors, our Sun is still technically a low-mass star. ... (Read 27 times)

vicky

  • Hero Member
  • *****
  • Posts: 586
While more massive than most of its neighbors, our Sun is still technically a low-mass star.
 
  Indicate whether the statement is true or false

Question 2

How have astronomers measured the acceleration of the universe?
 
  A) by measuring changes in galaxies' redshifts from year to year
  B) by comparing lookback times for white-dwarf supernovae (by measuring their apparent brightness) with the average distance between galaxies (based on their cosmological redshifts)
  C) They have not. It is a purely hypothetical idea.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lorealeza77

  • Sr. Member
  • ****
  • Posts: 356
Answer to Question 1

TRUE

Answer to Question 2

B




vicky

  • Member
  • Posts: 586
Reply 2 on: Jul 27, 2018
Wow, this really help


T4T

  • Member
  • Posts: 348
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

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?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

For a complete list of videos, visit our video library