President Mitch Daniels commissioned a large, evidence-based study of the impact of student debt on university graduates. The results, based on a survey of 30,000 graduates, were recently released. The findings of the study are sobering, on two fronts. First, student debts weigh heavily on studentsâ later wellbeing.
Sublimation is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase. Sublimation is an endothermic phase transition that occurs at temperatures and pressures below a substance's triple point in its phase diagram.
When a gas changes into a liquid, it undergoes a process called vaporization. When the state of matter of a substance changes, as it does during vaporization, it undergoes a phase change....