A secondary or subordinate systems that is part of a larger system
What is a subsystem
100
the science of designing home or work environments that best suit the human body in its various dimensions.
What is ergonomics
200
What disorder causes numbness and pain in the thumb and the first three fingers.
What is Carpal tunnel syndrome
200
What is the difference between transmission and conversion
What is the changing and travelling of energy
200
A mechanical system that raises heavy objects such as a vehicle on a service station lift
What is Hydraulic lift
200
The pressure of the drivers foot on a brake pedal is transmitted by fluid pressure to the wheels of the car. WHat kind of brake system is this?
What is known as "disc brakes"
200
The manufacturing of large quantities of a standardized item.
What is mass production
300
What is the difference between a sprocket and a gear train?
What is A chain connecting them.
300
Work done by lever on load divided by work done on lever by effort force times 100%
What is efficiency
300
A law stating that when pressure is exerted on one part of a fluid, the same pressure is transmitted unchanged to all parts of the fluid, no matter what the shape of the container holding the fluid.
What is Pascals Law
300
How does an internal combustion engine work?
the combustion, or burning, of fuel, occurs inside the engine.
300
A cell that fuels a chemical reaction
What is a hydrogen fuel cell
400
If you have a driver gear with 72 teeth and a follower gear with 12 teeth what is the speed ratio?
What is 6
400
Explain why a machine can't be 100% efficient
What is other types of energy like heat and friction
400
Respiratory System
What is the pneumatic system in your body
400
A movable disk or platform that fits inside a closed cylinder
What is a piston
400
the creation of the steam engine and the invention of a method to make iron using coal for fuel helped spark what.
What is the industrial revolution
500
How many different types of gears and gear connections are there
What is 5
500
stored energy is
What is potential energy
500
In a machine, powerful pumps draw in outside air and pump it out through the holes in the bottom of it.
What is a hovercraft
500
a steam engine uses a piston and moves horizontally and a steam turbine rotates.
What is the difference between a steam engine and a steam turbine.
500
Give an example of how technogoly helped improve the way we study science.