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

Author Question: The brightest main-sequence star in a cluster has a temperature of 10,000 K and a luminosity about ... (Read 99 times)

fagboi

  • Hero Member
  • *****
  • Posts: 535
on: Jul 27, 2018
The brightest main-sequence star in a cluster has a temperature of 10,000 K and a luminosity about 100 times greater than the sun. What is the approximate age of the cluster?
 
  A) About 1011 years B) About 107 years
  C) About 109 years D) This cannot be answered using the HR diagram.

Question 2

The names of the seven days of the week are derived from the names of the members of the solar system that are visible to the naked eye.
 
  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

billybob123

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

TRUE


fagboi

  • Member
  • Posts: 535
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

parshano

  • Member
  • Posts: 333
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Structure of cellulose, the main macromolecule of the primary cell wall Structure of cellulose, the main macromolecule of the primary cell wall
A typical two-step ECT circuit showing that when the coolant temperature is low, the PCM applies a ... A typical two-step ECT circuit showing that when the coolant temperature is low, the PCM applies a ...
Temperature Means and Ranges Temperature Means and Ranges
5-4 The relationship between vapor pressure and temperature—in this case for water. As the ... 5-4 The relationship between vapor pressure and temperature—in this case for water. As the ...
Water Helps Regulate Your Body Temperature Water Helps Regulate Your Body Temperature
Using trace elements in carbonate shells to estimate temperature Using trace elements in carbonate shells to estimate temperature
Video: Mycobacterium tuberculosis: Drug Resistance and Natural Selection

For a complete list of videos, visit our video library