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

Author Question: The period-luminosity relation is critical in finding distances with: A) RR Lyrae stars. B) ... (Read 91 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
on: Jul 27, 2018
The period-luminosity relation is critical in finding distances with:
 
  A) RR Lyrae stars.
  B) trigonometric parallaxes.
  C) spectroscopic parallaxes.
  D) Cepheid variables.
  E) pulsars.

Question 2

Which of the following is farthest from the Sun?
 
  A) Pluto
  B) Neptune
  C) an asteroid in the asteroid belt
  D) a comet in the Kuiper belt
  E) a comet in the Oort cloud


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ryrychapman11

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

E


fbq8i

  • Member
  • Posts: 527
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

ASDFGJLO

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

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?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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.

Jugular Venous Pulse Waves in Relation to the Phonocardiogram and Electrocardiogram Jugular Venous Pulse Waves in Relation to the Phonocardiogram and Electrocardiogram
Techniques for Measuring Cosmological Distances Techniques for Measuring Cosmological Distances
Critical thinking attitudes and applications Critical thinking attitudes and applications
Social Problems: A Critical Power-Conflict Perspective Social Problems: A Critical Power-Conflict Perspective
Embryonic Period - 3rd week Embryonic Period - 3rd week
Embryonic Period - 8th week Embryonic Period - 8th week
Video: Electromagnetic Spectrum, Chlorophyll and Pigment & Light

For a complete list of videos, visit our video library