[Answered] All spiral galaxies have both a disk and spheroidal component to their stellar populations. ...

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Author Question: All spiral galaxies have both a disk and spheroidal component to their stellar populations. ... (Read 78 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.

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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

peter

Sr. Member
Posts: 330

Reply #3 on: Jul 27, 2018

You're welcome

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Author Question: All spiral galaxies have both a disk and spheroidal component to their stellar populations. ... (Read 78 times)

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