Sometime billions of years in the future, he predicts, the core and mantle could cool and solidify enough to meet the crust. If that happens, Earth will become a cold, dead planet like the moon. Long before such an occurrence, however, the Sun will likely have evolved into a red-giant star, and grown large enough to engulf our fair planet.
The term increment is occasionally used in physics and engineering to represent a small change in a parameter such as temperature, electric current, visible light intensity, or time. Also see Mathematical Symbols.
What is 'Refinance'. A refinance occurs when a business or person revises a payment schedule for repaying debt. Mechanically, the old loan is paid off and replaced with a new loan offering different terms. When a company refinances, it typically extends the maturity date.