Question and answer
Which variable stars have pulsation periods between 1.5 hours and 1.2 days? A. Protostars B. RR Lyrae variables C. Nebulas D. Cepheid variables
The stars that have pulsation periods between 1.5 hours and 1.2 days are C. RR Lyrae variables "Their period is shorter, typically less than one day, sometimes ranging down to seven hours." The others : A. Cepheid variables - have periods of many days B. Protostars - are variable in the T-Tauri stage, but they are very hard to observe for most observers and period is longer D. Nebulas - a
Question
Asked 6/20/2013 11:35:49 AM
Updated 10/23/2013 1:37:09 PM
1 Answer/Comment
Get an answer
New answers
Rating
0
The stars that have pulsation periods between 1.5 hours and 1.2 days are C. RR Lyrae variables

"Their period is shorter, typically less than one day, sometimes ranging down to seven hours."


The others :
A. Cepheid variables - have periods of many days
B. Protostars - are variable in the T-Tauri stage, but they are very hard to observe for most observers and period is longer
D. Nebulas - a nebula is not a star
Added 10/23/2013 1:37:09 PM
Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
_______ was the first person to propose the idea of moving continents as a scientific hypothesis. A. Antonio Snider-Pelligrini B. Alfred Wegener C. Charles Richter D. Abraham Ortelius
Weegy: D. Abraham Ortelius was the first person to propose the idea of moving continents as a scientific hypothesis. (More)
Question
Expert Answered
Updated 9/15/2014 1:07:31 AM
2 Answers/Comments
It's wrong
Added 9/15/2014 12:32:01 AM
Flagged by jeifunk [9/15/2014 1:08:10 AM]
Alfred Wegener was the first person to propose the idea of moving continents as a scientific hypothesis.
Added 9/15/2014 1:07:29 AM
This answer has been confirmed as correct, not copied, and helpful.
All the processes that form mountain ranges are known as A. island arcing. B. compressive forces. C. arch vibrations. D. orogeny.
Weegy: All the processes that form mountain ranges are known as D. OROGENY. (More)
Question
Expert Answered
Asked 6/20/2013 9:57:52 AM
0 Answers/Comments
The process in which the floors of a building collapse on one another is known as A. a landslide. B. pancaking. C. earthquake panic. D. earthquake shakedown.
Weegy: The process in which the floors of a building collapse on one another is known as B) pancaking. (More)
Question
Expert Answered
Asked 6/20/2013 10:15:20 AM
0 Answers/Comments
23,942,522 questions answered
Popular Conversations
A loan has a due date of December 20. If it is made on September 19, ...
Weegy: for 90 days is the loan
2/13/2016 12:59:05 AM| 1 Answers
A loan has a due date of December 20. If it is made on September 19, ...
Weegy: for 90 days is the loan
2/13/2016 12:59:18 AM| 1 Answers
"I want to be funny," he told me, "so I'll start by saying how ...
Weegy: b. He does not want to insult the organization or anyone else who has received this award User: In the ...
2/13/2016 2:37:47 AM| 1 Answers
Weegy Stuff
S
Points 417 [Total 814] Ratings 0 Comments 417 Invitations 0 Offline
S
P
P
L
Points 287 [Total 1094] Ratings 0 Comments 287 Invitations 0 Online
S
1
L
L
P
R
P
L
P
Points 125 [Total 11298] Ratings 0 Comments 125 Invitations 0 Offline
S
L
P
Points 111 [Total 2179] Ratings 0 Comments 111 Invitations 0 Offline
S
Points 111 [Total 121] Ratings 0 Comments 111 Invitations 0 Offline
S
Points 4 [Total 904] Ratings 0 Comments 4 Invitations 0 Offline
S
Points 2 [Total 5] Ratings 0 Comments 2 Invitations 0 Offline
S
Points 2 [Total 2] Ratings 0 Comments 2 Invitations 0 Offline
S
Points 1 [Total 2] Ratings 0 Comments 1 Invitations 0 Offline
S
R
Points 1 [Total 196] Ratings 0 Comments 1 Invitations 0 Offline
* Excludes moderators and previous
winners (Include)