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

Author Question: High-precision observations by the Hubble Space Telescope have revealed what as-yet unexplained ... (Read 51 times)

Kikoku

  • Hero Member
  • *****
  • Posts: 540
High-precision observations by the Hubble Space Telescope have revealed what as-yet unexplained phenomenon in globular clusters?
 
  What will be an ideal response?

Question 2

At present, what is the primary way that the search for extraterrestrial intelligence (SETI) is carried out?
 
  A) by seeking access to the secret records and alien corpses kept at the military's Area 51 in Nevada
  B) by analyzing high-resolution images of nearby stars in search of evidence for structures that could not have developed naturally
  C) by using radio telescopes to search for signals from extraterrestrial civilizations
  D) by using X-ray telescopes to search for exhaust from interstellar spacecraft
  E) by searching for planets around distant stars



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xthemafja

  • Sr. Member
  • ****
  • Posts: 348
Answer to Question 1

There appear to be three distinct main sequences with differing amounts of helium, carbon, and nitrogen. Scientists are unable to explain how these different stars could have formed in the time available.

Answer to Question 2

C




Kikoku

  • Member
  • Posts: 540
Reply 2 on: Jul 27, 2018
Excellent


bimper21

  • Member
  • Posts: 309
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

For a complete list of videos, visit our video library