<span>His mental
age is 6. Mental age is a concept that refers to the level of
intelligence of the person compared to the average intellectual
performance in an age group. <span>The scores are considered
average when the score is between 90 and 110, if they exceed this value
it is considered that the person has an intelligence superior to their
age group, so their mental age is greater than their biological age.
I hope my answer can help you.
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The correct answer is Innovators developed a process to produce steel inexpensively.
The Second Industrial Revolution was born with scientific and technological progress that occurred in England, France and the United States, around the second half of the 19th century.
The discovery and use of new energy sources - oil (in the combustion engine), water (in hydroelectric plants), uranium (for nuclear energy), have further revolutionized industrial production. The list of inventions and discoveries is huge, which represented greater comfort for the human being.
What would be considered as part of culture varies within a group of people growing habits of alteration; usually consists of adapting towards formations of communication, arts, experiences, values, beliefs, governments, definitions, or knowledge.
Answer:
Workers dug the canal in 1900 is explained below in details.
Explanation:
The Panama Canal was created by constructing gates on the Chagres River to build Lake Madden and Gatun Lake, following the Gaillard Cut from the river within the two lakes and across the Continental Divide.
The canal was formerly a French scheme, and Panama was originally a portion of Colombia. Foundation started in January 1882. By 1888 the work crew estimated about 21,000, There were French engineers and others.
Solid material that has been deposited on Earth's surface by wind, water, ice, gravity or chemical precipitation
