Stars begin to form from clouds of gas in space. The cold temperatures and high densities (compared to elsewhere in space, but would be considered a vacuum on Earth) of these clouds allow gravity to overcome thermal pressure and start the gravitational collapse that will form a star.
The shock from loss of blood volume which is large-scale, or shock after sever vomiting or diarrhea.
Heat must be added to make a reduction reaction.
True...............!!!!!!!!!!
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Cuando el hielo se calienta, comienza a derretirse y a formar agua, esto es progresivo