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

Author Question: All spiral galaxies have both a disk and spheroidal component to their stellar populations. ... (Read 76 times)

TFauchery

  • Hero Member
  • *****
  • Posts: 500
on: Jul 27, 2018
All spiral galaxies have both a disk and spheroidal component to their stellar populations.
 
  Indicate whether the statement is true or false

Question 2

Our best stellar parallax measurements to date come from
 
  A) observations made by astronauts.
  B) radio interferometry.
  C) the Keck telescope.
  D) the Hipparcos satellite.
  E) ground based measurements taken six months apart.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

peter

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

D


TFauchery

  • Hero Member
  • *****
  • Posts: 500
Reply #2 on: Jul 27, 2018
TY


peter

  • Sr. Member
  • ****
  • Posts: 330
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

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?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

The logistic growth model does not describe all populations. The logistic growth model does not describe all populations.
Accretion Disk Around a Supermassive Black Hole Accretion Disk Around a Supermassive Black Hole
Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world, Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world,
Applying the FITT Principle to Each Exercise Component of Health-Related Physical Fitness Applying the FITT Principle to Each Exercise Component of Health-Related Physical Fitness
Jerry Uelsmann, Untitled (rock component). Jerry Uelsmann, Untitled (rock component).
Gene Flow Between Oak Populations Gene Flow Between Oak Populations
Video: Resting membrane potential - electrical polarity and maintenance requirements

For a complete list of videos, visit our video library