« previous next »

Author Question: The supernova of 1054 AD produced: A) a remnant still visible to the naked eye, the Crab Nebula, ... (Read 55 times)

JGIBBSON

  • Hero Member
  • *****
  • Posts: 538
on: Jul 27, 2018
The supernova of 1054 AD produced:
 
  A) a remnant still visible to the naked eye, the Crab Nebula, M-1.
  B) a pulsar with a period of 33 milliseconds, visible optically.
  C) the closest known neutron star to our Sun.
  D) the most famous black hole.
  E) no remaining visible trace, as it was a type I supernova.

Question 2

The greater the disturbance of the medium, the higher the amplitude of the wave.
 
  Indicate whether the statement is true or false


miss_1456@hotmail.com

  • Sr. Member
  • ****
  • Posts: 289
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

TRUE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Naked Mole-Rat Naked Mole-Rat
Gecarcinus quadratus, a land crab from Central and South America Gecarcinus quadratus, a land crab from Central and South America
Hematoma. A hematoma around the right eye caused by an injury. A hematoma is the result of bleeding Hematoma. A hematoma around the right eye caused by an injury. A hematoma is the result of bleeding
Photograph taken during a laparoscopic procedure. The uterus is visible below the probe, the ovary ... Photograph taken during a laparoscopic procedure. The uterus is visible below the probe, the ovary ...
The Visible Spectrum of Electromagnetic Energy The Visible Spectrum of Electromagnetic Energy
Light micrograph of a live diatom, with chloroplasts visible through the shell Light micrograph of a live diatom, with chloroplasts visible through the shell
Video: Medullary osmotic gradient: countercurrent multiplier, urea recycling & vasa recta countercurrent exchange

For a complete list of videos, visit our video library