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

Author Question: In the context of the Hertzsprung-Russell (H-R) diagram, which of the following statements is true ... (Read 22 times)

haleyc112

  • Hero Member
  • *****
  • Posts: 600
on: Jul 27, 2018
In the context of the Hertzsprung-Russell (H-R) diagram, which of the following statements is true of the most massive main-sequence stars?
 
  A) They are the reddest stars.
  B) They are the coolest stars.
  C) They are the hottest stars.
  D) They are the faintest stars.

Question 2

In the context of the triangulation method, to find the distance to a star, astronomers use a very long baseline, which is _____.
 
  A) the size of Earth's orbit
  B) the diameter of Earth's orbit
  C) three times the radius of Earth's orbit
  D) double the size of Earth's orbit


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

marict

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

A


haleyc112

  • Member
  • Posts: 600
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

adammoses97

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

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?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Diagram of a flagellate stramenopile cell, showing characteristic flagellar hairs. Diagram of a flagellate stramenopile cell, showing characteristic flagellar hairs.
A Semantic Network Diagram for the Category “Animal” A Semantic Network Diagram for the Category “Animal”
Schematic diagram of virulence factors of Helicobacter pylori. Schematic diagram of virulence factors of Helicobacter pylori.
How to use a tree diagram to find the probability How to use a tree diagram to find the probability
Skin layer diagram Skin layer diagram
Diagram of lab Diagram of lab
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library