[Answered] For nearby galaxies, determining the rotation curve allows us to calculate the mass. Indicate ...

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Author Question: For nearby galaxies, determining the rotation curve allows us to calculate the mass. Indicate ... (Read 22 times)

fahad

Hero Member
Posts: 570

on: Jul 27, 2018

For nearby galaxies, determining the rotation curve allows us to calculate the mass.

Indicate whether the statement is true or false

Question 2

Our molten core is believed to consist primarily of the element ________.

Fill in the blank(s) with correct word

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leahm14

Sr. Member
Posts: 322

Reply #1 on: Jul 27, 2018

Answer to Question 1

TRUE

Answer to Question 2

iron

fahad

Member
Posts: 570

Reply 2 on: Jul 27, 2018

Thanks for the timely response, appreciate it

sailorcrescent

Member
Posts: 334

Reply 3 on: Yesterday

Excellent

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