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

Author Question: Charles Messier mapped the night sky and identified many objects now known to be emission nebulae in ... (Read 36 times)

DelorasTo

  • Hero Member
  • *****
  • Posts: 548
on: Jul 27, 2018
Charles Messier mapped the night sky and identified many objects now known to be emission nebulae in his search for objects that might be confused with:
 
  A) comets.
  B) asteroids.
  C) galaxies.
  D) dark nebulae.
  E) reflection nebulae.

Question 2

A neutron star detectable by its rapid rotation and strong magnetic field is called a(n) ________.
 
  Fill in the blank(s) with correct word


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

coyin

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

pulsar


DelorasTo

  • Hero Member
  • *****
  • Posts: 548
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


coyin

  • Sr. Member
  • ****
  • Posts: 334
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

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?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

King Charles Spaniel King Charles Spaniel
The Absorption and Emission of an Hα Photon The Absorption and Emission of an Hα Photon
Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto Luna Park at Coney Island was a vast living theater in which strollers were both spectators and acto
(A) In hyperopia, light rays focus behind the retina, making it difficult to focus on objects at ... (A) In hyperopia, light rays focus behind the retina, making it difficult to focus on objects at ...
Spiral Galaxy Messier 83 Spiral Galaxy Messier 83
Video: Inflammatory response Animation

For a complete list of videos, visit our video library