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

Author Question: Which stars always have large positive absolute magnitude? a. stars of high luminosity b. stars ... (Read 133 times)

ap345

  • Hero Member
  • *****
  • Posts: 537
on: Jul 27, 2018
Which stars always have large positive absolute magnitude?
 
  a. stars of high luminosity
  b. stars of low luminosity
  c. nearby stars
  d. distant stars
  e. not enough information given

Question 2

The main reason for positioning many radio telescopes across a large area and combining the signals is
 
  a. to observe more objects in a shorter amount of time.
  b. provide a backup system if one or more of the telescopes go down.
  c. to produce higher resolution images.
  d. to avoid interference between signals from the separate telescopes.
  e. to account for the motion of objects in the sky as a result of the Earth's rotation.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aham8f

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

c


ap345

  • Member
  • Posts: 537
Reply 2 on: Jul 27, 2018
Wow, this really help

cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Gram-positive and Gram-negative bacteria. Gram-positive and Gram-negative bacteria.
An example of a Hertzsprung–Russell diagram for a set of stars that includes the Sun An example of a Hertzsprung–Russell diagram for a set of stars that includes the Sun
Large intestine Large intestine
Stay positive Stay positive
Stars and the Interstellar Medium Stars and the Interstellar Medium
The digestive system: functions of the small intestine and large intestine (colon) The digestive system: functions of the small intestine and large intestine (colon)
Video: Contraction and Relaxation Animation

For a complete list of videos, visit our video library