If a star is found by spectroscopic observations to be about 500 parsecs distant, its parallax is ...

Author Question: If a star is found by spectroscopic observations to be about 500 parsecs distant, its parallax is ... (Read 70 times)

deesands

Hero Member
Posts: 514

on: Jul 27, 2018

If a star is found by spectroscopic observations to be about 500 parsecs distant, its parallax is

A) .2.
B) .5.
C) .02.
D) .002.
E) .005.

Question 2

Orbital resonances are a characteristic of some extrasolar systems but are not seen in our solar system.

Indicate whether the statement is true or false

CharlieArnold

Sr. Member
Posts: 319

Reply #1 on: Jul 27, 2018

Answer to Question 1

D

Answer to Question 2

TRUE

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deesands

Hero Member
Posts: 514

Reply #2 on: Jul 27, 2018

Thank you!

CharlieArnold

Sr. Member
Posts: 319

Reply #3 on: Jul 27, 2018

Always glad to help...

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