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

Author Question: Mapping the intracluster gas is largely done with red light from the ionized emission lines of hot ... (Read 70 times)

dbose

  • Hero Member
  • *****
  • Posts: 597
on: Jul 27, 2018
Mapping the intracluster gas is largely done with red light from the ionized emission lines of hot hydrogen.
 
  Indicate whether the statement is true or false

Question 2

Which of the following statements about spectral types of stars is not generally true?
 
  A) The spectral type of a star can be determined by identifying lines in its spectrum.
  B) The spectral type of a star can be used to determine its surface temperature.
  C) The spectral type of a star can be used to determine its color.
  D) The spectral type of a star can be used to determine its distance.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Sierray

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 27, 2018
Answer to Question 1

FALSE

Answer to Question 2

D


dbose

  • Member
  • Posts: 597
Reply 2 on: Jul 27, 2018
Gracias!

vickyvicksss

  • Member
  • Posts: 351
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Most strokes are caused when blood clots move to a blood vessel in the brain and block blood flow to that area. Thrombolytic therapy can be used to dissolve the clot quickly. If given within 3 hours of the first stroke symptoms, this therapy can help limit stroke damage and disability.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

The evaporative emission control system includes all of the lines, hoses, and valves, plus the ... The evaporative emission control system includes all of the lines, hoses, and valves, plus the ...
An emission tester that uses nitrogen to pressurize the fuel system. An emission tester that uses nitrogen to pressurize the fuel system.
Emission Spectrum Emission Spectrum
Pollutants emission Pollutants emission
Assembly of a к light-chain gene in a B cell Assembly of a к light-chain gene in a B cell
Restriction mapping of lambda phage Restriction mapping of lambda phage
Video: Glucagon (glycogenolysis and gluconeogenesis)

For a complete list of videos, visit our video library