[Answered] What happens to the core of a star after a planetary nebula occurs? A) It contracts from a ...

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

Author Question: What happens to the core of a star after a planetary nebula occurs? A) It contracts from a ... (Read 16 times)

cnetterville

Hero Member
Posts: 547

on: Jul 27, 2018

What happens to the core of a star after a planetary nebula occurs?

A) It contracts from a protostar to a main-sequence star.
B) It breaks apart in a violent explosion.
C) It becomes a white dwarf.
D) It becomes a neutron star.
E) none of the above

Question 2

The average density of the Moon is less than that of the Earth.

Indicate whether the statement is true or false

Need homework help now?

Ask unlimited questions for free

Ask a Question

Marked as best answer by a Subject Expert

Melissahxx

Sr. Member
Posts: 304

Reply #1 on: Jul 27, 2018

Answer to Question 1

C

Answer to Question 2

TRUE

cnetterville

Hero Member
Posts: 547

Reply #2 on: Jul 27, 2018

Thanks

Melissahxx

Sr. Member
Posts: 304

Reply #3 on: Jul 27, 2018

Welcome

« previous next »

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

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?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

Did you know?

Cyanide works by making the human body unable to use oxygen.