Principles of Engineering

force is measured in

Two inclined planes that come to a point to make lifting or splitting easier

What's an engineer?

limitation or restriction.

important innovations of the Renaissance r the printing press, clocks ,gunpowder and eyeglasses

newtons to force; kilograms to mass; joules to work; meters to distance; watts to power

human factors engineering, an applied science that coordinates the design of devices

the practical application of science to commerce or industry, takes the form of an artifact.

the exchange of one thing for another, especially to effect a compromise.

alloy of copper and tin

Moore's Law

wood remained a primary source of energy

knowledge of principles and causes

originally, the art of managing engines; in its modern and extended senses

a system of moral principles.

15000-3000 BC,fire is most importantsource developments include the grinding stone n'harvesting

repeating, cyclical

of or pertaining to a practical point of view or practical considerations.

Iron Age took place 500BC to 500AD and solid waste became a problem

took place from 1700-1900

a person who organizes and manages any enterprise, especially a business,

a machine that helps make work easier to perform by accomplishing one or more task

took place in 1850, and smelting and metalwork were a technological development

f=m*a

wheels with teeth that fit together

object made by human beings, especially with a view to subsequent use.