A Protostar Eventually Becomes a Pre-Main-Sequence Star

question 145

Multiple Choice

A protostar eventually becomes a pre-main-sequence star.Each of the following statements characterizes this transition EXCEPT ONE.Which is the exception?

• A) In the pre-main-sequence star, the rate of collapse slows.
• B) In the pre-main-sequence star, the core temperature is greater.
• C) The pre-main-sequence star is larger.
• D) The strong stellar winds and irregular shapes associated with protostars continue through the transition to the pre-main-sequence star.

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