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

Author Question: Which of the following correctly describes the concept of galactic recycling? A) New stars are ... (Read 38 times)

maychende

  • Hero Member
  • *****
  • Posts: 556
on: Jul 27, 2018
Which of the following correctly describes the concept of galactic recycling?
 
  A) New stars are continuously being formed in the Milky Way out of gas that has been ejected from a previous generation of stars.
  B) In the formation of a star, no matter is wasted as all excess material ends up recycled into planets.
  C) Stars near the center of the Milky Way are continually recycled to the outskirts of the disk by their orbital motion.
  D) Life is continuously being spread from star to star in the Milky Way.
  E) New galaxies are continuously being formed out of gas ejected from a previous generation of galaxies.

Question 2

If your mass is 60 kg on Earth, what would your mass be on the Moon?
 
  A) 10 lb B) 50 kg C) 10 kg D) 60 lb E) 60 kg


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aidanmbrowne

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

E


maychende

  • Member
  • Posts: 556
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

AngeliqueG

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Concept Care Map Concept Care Map
Concept of Birth by Children Concept of Birth by Children
Mass Exchange Between Close Binary Stars Mass Exchange Between Close Binary Stars
How our participation in social groups shapes our self-concept is a focus of symbolic ... How our participation in social groups shapes our self-concept is a focus of symbolic ...
After verifying that the tester is capable of correctly reading the air frequency, gasoline is ... After verifying that the tester is capable of correctly reading the air frequency, gasoline is ...
Video: Random alignment at Metaphase I Animation

For a complete list of videos, visit our video library