Answer:
The camera obscura.
Explanation:
The camera obscura was first invented by the Arab scientist Ibn al-Haytham. This was the first approximation to what we know today as a digital camera.
The camera obscura was a black small box (or a room) with a small hole in one side, that allows light to get through, this projects the image in the outside to one of the walls of the box; hence, a 2D projection of a 3D object.
Around 700 years later, the Italian painter Leonardo Da Vinci also used this device to work on his arts and invested a lot of time into improving its design.
Answer:
It is a tool a mechanic uses
Answer:
The process of colonization of smaller and weaker countries by larger and more powerful countries.
Explanation:
Answer: Knowledge workers
Explanation:
Knowledge workers is the person who has the ability to plan, search, analyse, observe, organize, program,market and perform various other tasks of the organization in different place and time.They display job mobility feature and other working talent which makes them different from regular workers.
According to the question, mangers of Phoenix corporation are considered as knowledge workers as they persist extraordinary skills and talent in computer engineering field compared to other manager or workers.Thus, they are approached by other firms .