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

Author Question: The Crab Nebula is a bright, long-lasting supernova remnant that was made by a ________ supernova. ... (Read 31 times)

altibaby

  • Hero Member
  • *****
  • Posts: 562
The Crab Nebula is a bright, long-lasting supernova remnant that was made by a ________ supernova.
 
  Fill in the blank(s) with correct word

Question 2

Comparing the densities of the Moon and Mercury, we find:
 
  A) the Moon is slightly denser than Mercury.
  B) similar in surface appearance, they are also similar in density.
  C) that density increases as we go outward from the Sun.
  D) the Moon's is similar to Earth's crust, while Mercury's is similar to the entire Earth.
  E) both are much denser than our water-covered planet.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tanna.moeller

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

type II

Answer to Question 2

D





 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

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?

The average person is easily confused by the terms pharmaceutics and pharmacology, thinking they are one and the same. Whereas pharmaceutics is the science of preparing and dispensing drugs (otherwise known as the science of pharmacy), pharmacology is the study of medications.

For a complete list of videos, visit our video library