ANSWERS #3
Mechanical Engineering - correct answer Designing, building, and maintenance of
mechanical and fluid systems.
Force - correct answer The push or pull on an object resulting from contact with another
object
Work - correct answer Defined as the application of force to move an object a distance.
Power - correct answer The rate at which work is performed or energy is transmitted.
Energy - correct answer The ability to do work
Potential Energy - correct answer Energy that is stored and waiting to be used.
Kinetic Energy - correct answer Energy in motion
Mechanical Energy - correct answer Energy in motion that uses mechanical devices for
conversion.
Power Systems - correct answer Take energy and convert it into power to accomplish
work.
Linear Motion - correct answer Movement in a straight line
Rotary Motion - correct answer Any motion that moves in a circle.
Reciprocating Motion - correct answer Linear Back and Forth Motion
Friction - correct answer Force that acts against motion when two surfaces rub together.
Simple Machines - correct answer Tools that make work easier.
Mechanical Advantage - correct answer Number of times a machine or tool multiplies
the input force to move a load.
Lever - correct answer A simple machine that uses a stiff bar rested on a fulcrum, or
pivot, to lift or move a load.
Inclined Plane - correct answer A simple machine that uses a flat surface that is higher
on one end.
Wheel and Axle - correct answer Uses a circular wheel with an axle in the middle to
create a mechanical advantage.