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

Author Question: The total energy emitted by the brightest nova explosions is about: A) 1,000 Suns. B) 50,000 ... (Read 15 times)

imanialler

  • Hero Member
  • *****
  • Posts: 539
on: Jul 27, 2018
The total energy emitted by the brightest nova explosions is about:
 
  A) 1,000 Suns.
  B) 50,000 Suns.
  C) a million Suns.
  D) a billion Suns.
  E) a trillion Suns.

Question 2

Rotation curves for spiral galaxies show:
 
  A) they are slowing down.
  B) rotation speed drops off further from the nucleus.
  C) most have dark halos.
  D) most of the mass lies in the nucleus.
  E) no relation to mass.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amandanbreshears

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

C


imanialler

  • Member
  • Posts: 539
Reply 2 on: Jul 27, 2018
Excellent

LVPMS

  • Member
  • Posts: 323
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

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?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Examples of deep-sea corals found in the Sable Gully, 200 km off the coast of Nova Scotia. Examples of deep-sea corals found in the Sable Gully, 200 km off the coast of Nova Scotia.
A Mitochondrion Converts Energy from Fuel Molecules into ATP A Mitochondrion Converts Energy from Fuel Molecules into ATP
Energy changes in reactions. Energy changes in reactions.
Food webs show feeding relationships and energy flow Food webs show feeding relationships and energy flow
Global energy consumption is rising rapidly Global energy consumption is rising rapidly
Physics: Power, Energy and Time Physics: Power, Energy and Time
Video: Genetic distance between human groups

For a complete list of videos, visit our video library