Answer:
When people say "act your age," they are referring to chronological age.
Explanation:
Chronological date can be defined as the date to count how many years a person has lived. The chronological date is mostly used in psychological tests. It is mostly used to compare the actions of a person like intelligence, activeness, etc to his/her age. So, when a person says to act your age, he/she means to take actions according to the experiences you have gained from the years you have lived.
We find great smokey mountains in national park is located in Appalachian mountains of North Carolina and Tennessee .
Answer: D) It shot air into the molten iron, making it hotter and eliminating impurities.
The Kelly-Bessemer process consists of removing impurities from the iron by oxidation with air that is blown through the molten iron. This raises the temperature of the iron mass and keeps it molten. The Kelly-Bessemer process was the first inexpensive industrial process for the mass production of steel.
The process is named after the inventor Henry Bessemer in 1856, although it is said to have been independently discovered by American inventor William Kelly in 1851.
