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

Author Question: A ____________ will be obtained from an observed star's spectrum that has been shifted towards ... (Read 96 times)

sam.t96

  • Hero Member
  • *****
  • Posts: 570
on: Jul 27, 2018
A ____________ will be obtained from an observed star's spectrum that has been shifted towards shorter wavelengths as the star is moving ________ us.
 
  Fill in the blank(s) with correct word

Question 2

Why don't eclipses occur at every new Moon and full Moon?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Harbringer

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 27, 2018
Answer to Question 1

blueshift, toward

Answer to Question 2

The Moon's orbit is tipped a few degrees to the plane of Earth's orbit, so at most new or full Moons, the shadows miss, and there are no eclipses. For an eclipse to occur, the Moon must be passing through the plane of Earth's orbit.


sam.t96

  • Member
  • Posts: 570
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

JCABRERA33

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

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?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

Proper Motion of Barnard’s Star Proper Motion of Barnard’s Star
Mass Loss from a Supermassive Star Mass Loss from a Supermassive Star
Spectrum of a High-Redshift Quasar Spectrum of a High-Redshift Quasar
Are the resutls from the glucose strip test consistent with the results obtained from the ... Are the resutls from the glucose strip test consistent with the results obtained from the ...
Flo Hyman was a 6 foot 5 inch star on the U.S. women’s volleyball team that won a silver medal in ... Flo Hyman was a 6 foot 5 inch star on the U.S. women’s volleyball team that won a silver medal in ...
Bateson and Punnett’s Observed and Expected Phenotypes in F2 Sweet Peas Bateson and Punnett’s Observed and Expected Phenotypes in F2 Sweet Peas
Video: Spermatogenesis Animation

For a complete list of videos, visit our video library