[Answered] The majority of dark matter is normal protons and neutrons. Indicate whether the statement is ...

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APUS57

Hero Member
Posts: 571

on: Jul 27, 2018

The majority of dark matter is normal protons and neutrons.

Indicate whether the statement is true or false

Question 2

All RR Lyrae stars have about the same

A) distance of 32 light-years.
B) period of six days.
C) locations in the centers of globular star clusters.
D) luminosity of about 100 Suns.
E) galactic location and speed.

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Hdosisshsbshs

Sr. Member
Posts: 315

Reply #1 on: Jul 27, 2018

Answer to Question 1

FALSE

Answer to Question 2

D

APUS57

Hero Member
Posts: 571

Reply #2 on: Jul 27, 2018

Hdosisshsbshs

Sr. Member
Posts: 315

Reply #3 on: Jul 27, 2018

You're welcome

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