You are presented with the question "Under what conditions does plasma form?" and the following answer choices: 
- cold weather
 - under water
 - hydrogen and oxygen
 - windy plains
 - high temperatures
 - It gets heated up
 - nucleus of a cell
 - flow of electrons

Now knowing that plasma is formed by electrons separating from atoms in stars and plasma is more common in stars, because making plasma requires high temperatures, choose the best answer.


 

     high temperatures    