[Answered] The RR Lyrae stars all have periods of A) less than a second. B) several minutes. C) several ...

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Author Question: The RR Lyrae stars all have periods of A) less than a second. B) several minutes. C) several ... (Read 61 times)

neverstopbelieb

Hero Member
Posts: 534

on: Jul 27, 2018

The RR Lyrae stars all have periods of

A) less than a second.
B) several minutes.
C) several hours.
D) several days.
E) several weeks.

Question 2

At decoupling, the electrons and protons were made from neutron decay.

Indicate whether the statement is true or false

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Marked as best answer by a Subject Expert

aliotak

Sr. Member
Posts: 326

Reply #1 on: Jul 27, 2018

Answer to Question 1

C

Answer to Question 2

FALSE

neverstopbelieb

Member
Posts: 534

Reply 2 on: Jul 27, 2018

Great answer, keep it coming

hramirez205

Member
Posts: 345

Reply 3 on: Yesterday

Excellent

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