This topic contains a solution. Click here to go to the answer

Author Question: The RR Lyrae stars all have periods of: A) less than a second. B) several minutes. C) several ... (Read 67 times)

vinney12

  • Hero Member
  • *****
  • Posts: 586
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

The planet closest in size to Earth is
 
  A) Mercury.
  B) Venus.
  C) the Moon.
  D) Mars.
  E) Pluto.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Hdosisshsbshs

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

C

Answer to Question 2

B




vinney12

  • Member
  • Posts: 586
Reply 2 on: Jul 27, 2018
YES! Correct, THANKS for helping me on my review


  • Member
  • Posts:
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

For a complete list of videos, visit our video library