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

Author Question: O and B stars are examples of ________________ that are used to outline the arms in a galaxy like ... (Read 59 times)

brutforce

  • Hero Member
  • *****
  • Posts: 540
O and B stars are examples of ________________ that are used to outline the arms in a galaxy like the Milky Way galaxy.
 
  Fill in the blank(s) with correct word

Question 2

The hottest star in the Orion Nebula ____________hydroge n gas and makes it _____________.
 
  a. ionizes; glow
  b. neutralizse; glow
  c. ionizes; swallow the star



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Joy Chen

  • Sr. Member
  • ****
  • Posts: 354
Answer to Question 1

spiral tracers

Answer to Question 2

a



brutforce

  • Hero Member
  • *****
  • Posts: 540
Both answers were spot on, thank you once again




 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

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?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

For a complete list of videos, visit our video library