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

Author Question: How do astronomers know that the Crab Nebula is the remains of a supernova? What will be an ideal ... (Read 69 times)

madam-professor

  • Hero Member
  • *****
  • Posts: 584
on: Jul 27, 2018
How do astronomers know that the Crab Nebula is the remains of a supernova?
 
  What will be an ideal response?

Question 2

The Milky Way can be seen only from the Northern Hemisphere.
 
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

peter

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 27, 2018
Answer to Question 1

Both Chinese and Arab records show a guest star in the location that matches the position of the Crab Nebula. Rewinding the motion of the Crab Nebula brings it to the central object at the right time to match the observations of Chinese and Arab astronomers in 1054.

Answer to Question 2

FALSE


madam-professor

  • Member
  • Posts: 584
Reply 2 on: Jul 27, 2018
Wow, this really help

Animal_Goddess

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

A diversity of species live within the soils, the ecology of which remains to be explored. A diversity of species live within the soils, the ecology of which remains to be explored.
Eggs of Potamon fluviatile, a freshwater crab Eggs of Potamon fluviatile, a freshwater crab
Crab Crab
The explosion of the Maine in Havana harbor, killing 260 men, caused much speculation in the newspap The explosion of the Maine in Havana harbor, killing 260 men, caused much speculation in the newspap
What are examples of ideal forms? What are examples of ideal forms?
Dungeness Crab Dungeness Crab
Video: Atrophy

For a complete list of videos, visit our video library