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

Author Question: A ___________ generally contains well over 1000 galaxies and is quite dense. They often contain many ... (Read 165 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
A ___________ generally contains well over 1000 galaxies and is quite dense. They often contain many giant elliptical galaxies.
 
  a. local group
  b. poor cluster
  c. rich cluster
  d. tidal tail
  e. quasar

Question 2

T Tauri stars are believed to be young, high-mass main-sequence stars.
 
  a. True
  b. False
  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

asdfghjkl;

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

c

Answer to Question 2

False




tsand2

  • Member
  • Posts: 520
Reply 2 on: Jul 27, 2018
Wow, this really help


deja

  • Member
  • Posts: 332
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

For a complete list of videos, visit our video library