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

Author Question: The absorption lines in the ultraviolet portion of the spectrum of a star that are produced by ... (Read 61 times)

shenderson6

  • Hero Member
  • *****
  • Posts: 573
on: Jul 27, 2018
The absorption lines in the ultraviolet portion of the spectrum of a star that are produced by hydrogen are from the
 
  a. Lyman series.
  b. Balmer series.
  c. Paschen series.
  d. isotopes of hydrogen.
  e. ions of hydrogen.

Question 2

In modern astronomy, an interferometer
 
  a. is the highest resolution optical telescope ever built.
  b. is located in Arecibo, Puerto Rico.
  c. is a set of optical telescopes linked together to provide very high resolution.
  d. is a set of radio telescopes linked together to provide very high resolution.
  e. is either a set of optical telescopes linked together to provide very high resolution or is a set of radio telescopes linked together to provide very high resolution.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

briseldagonzales

  • Sr. Member
  • ****
  • Posts: 303
Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

e


shenderson6

  • Member
  • Posts: 573
Reply 2 on: Jul 27, 2018
Gracias!

emsimon14

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Spectrum of Hydrogen Gas Spectrum of Hydrogen Gas
The Absorption and Emission of an Hα Photon The Absorption and Emission of an Hα Photon
Political spectrum Political spectrum
Portion Sizes Who says you shouldn’t eat with your hands? Portion Sizes Who says you shouldn’t eat with your hands?
Analogies for estimating portion size Analogies for estimating portion size
Individuals from highly divergent lines created by artificial selection Individuals from highly divergent lines created by artificial selection
Video: Dissociative Disorders (Part 1)

For a complete list of videos, visit our video library