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

Author Question: Spectra are often represented as graphs of: A) distance versus luminosity. B) temperature ... (Read 51 times)

chandani

  • Hero Member
  • *****
  • Posts: 541
on: Jul 27, 2018
Spectra are often represented as graphs of:
 
  A) distance versus luminosity.
  B) temperature versus density.
  C) intensity versus wavelength.
  D) brightness versus darkness.

Question 2

In the context of a star's spectrum, which of the following statements is true of a giant star?
 
  A) Hydrogen atoms in its atmosphere do not often collide with each other.
  B) Its atmosphere is very dense.
  C) Its spectrum has very broad spectral lines.
  D) Energy levels are not distorted when atoms in its atmosphere collide.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mistyjohnson

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

A


chandani

  • Member
  • Posts: 541
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review

Alyson.hiatt@yahoo.com

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

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.

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?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Body plan of an echinoderm, as represented by a sea star. Body plan of an echinoderm, as represented by a sea star.
Temperature cycles for 24 hours Temperature cycles for 24 hours
Measurement of Temperature: Instrument Shelters Measurement of Temperature: Instrument Shelters
Air-Temperature Data Air-Temperature Data
Life Expectancy versus GDP per Capita Life Expectancy versus GDP per Capita
Predicted versus Actual GDP per Worker Predicted versus Actual GDP per Worker
Video: Gastrin (protein digestion)

For a complete list of videos, visit our video library