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 62 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
Great answer, keep it coming :)

aruss1303

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
The "Emu in the sky," a constellation defined by dark clouds rather than the stars. The "Emu in the sky," a constellation defined by dark clouds rather than the stars.
An Estimate of the Time of Global Peak Conventional Oil Production An Estimate of the Time of Global Peak Conventional Oil Production
Common skin signs are often evidence of an illness or disorder. A fissure is a crack-like sore or ... Common skin signs are often evidence of an illness or disorder. A fissure is a crack-like sore or ...
evolution tree evolution tree
The evolution of modern wheat The evolution of modern wheat
Video: Retina

For a complete list of videos, visit our video library