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

Author Question: In the context of the evidence on evolution of stars, you can estimate the _____ of a star cluster ... (Read 45 times)

pane00

  • Hero Member
  • *****
  • Posts: 579
on: Jul 27, 2018
In the context of the evidence on evolution of stars, you can estimate the _____ of a star cluster by observing the distribution of the points that represent its stars in the Hertzsprung-Russell (H-R) diagram.
 
  A) age
  B) density
  C) composition
  D) mass

Question 2

_____ was a type II supernova that was produced by the explosion of a hot, blue supergiant.
 
  A) SN 1572
  B) SN 1604
  C) SN 1987A
  D) SNR 1868


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

elizabethrperez

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

C


pane00

  • Member
  • Posts: 579
Reply 2 on: Jul 27, 2018
Wow, this really help

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

A Mass-Loss Star A Mass-Loss Star
A Summary of Stellar Evolution A Summary of Stellar Evolution
Region’s Culture in International Context Region’s Culture in International Context
Climate has changed habitats evolution Climate has changed habitats evolution
Evolutionary Stages of Stars Evolutionary Stages of Stars
evolution tree evolution tree
Video: Osmosis - water transport

For a complete list of videos, visit our video library