T Tauri stars are at what stage of stellar evolution?
A) main sequence, or "middle age"
B) horizontal-branch phase
C) early phase: after protostar but before main sequence
D) post-main sequence before helium shell flash
Correct Answer:
Verified
Q132: What name is given to a young,
Q133: A T Tauri star is at what
Q134: Which of these features do astronomers NOT
Q135: How many brown dwarfs and sub-brown dwarfs
Q136: Which of these statements about the capability
Q138: What is the relationship between a giant
Q139: A T Tauri star is a
A) protostar
Q140: What is a T Tauri star?
A) young
Q141: Where are emission nebulae (also known as
Q142: Long-exposure color photographs of the night sky
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents