Technology and Science

What is Science?• A process for studying the universe.

• Use to find answers to questions.

• Produces information (reports).

Science Discovers Things That Are

R. Thomas Wright

What is Technology?

• The application of knowledge, tools, and skills to solve problems and extend human capabilities.

• Used to make products useful to people.

Technology creates new things R. Thomas Wright

What is Math?• A numbers tool.

• Used for measuring, analyzing, describing, predicting, and communicating.

What is a System?

• A group of resources (people, capital, knowledge, energy, time, tools & machines, materials) working together for a purpose.

What is a Technology System?

• A Technology System is a system used to create, improve, or operate technology.

Technology systems provide and use...

• HardwareMaterialsDevicesStructures

• SoftwareInformation MediaComputer Programs

• Energy

Technology Systems are Diverse

• Pencil Sharpener

• Scissors

• Telephone

• Computer

• Helicopter

• Space Shuttle

• Nuclear Power Plant

What are some applications of technology systems?

• Manufacturing• Construction• Transportation, Power

and Energy• Health and Medicine• Agriculture• Recreation and

Entertainment

• Finance, Commerce• Law Enforcement• Public Safety• Military• Education• Hospitality• Personal Services• Family and household

Systems Model

ResourcesPeople, Capital, Knowledge,

Energy, Time, Tools & Machines, Materials

InputProblem, Need, or Desire

ProcessDesign and Construct

OutputTest and Compare

FeedbackChange and Retest

Derivation and Application of Technology Systems

• Engineers

• Technologists

• Technicians

• Craftspeople

• Combine with the core technologies

• To produce Technological Systems

• Applied in Enterprises and institutions

Engineering is the profession that applies specific science and math to create, improve, or operate technology.

What are the Core Technologies?

MechanicalTechnology

ElectricalTechnology

ElectronicsTechnology

StructuralTechnology

FluidTechnology

OpticalTechnology

ThermalTechnology

BioTechnology

MaterialsTechnology

They are the Building Blocks of Technology Systems

Core TechnologiesCore Technologies

Mechanical Technology

Putting Mechanical Parts Together to Produce, Control and Transmit Motion

• Applications:Gear systems in a car

transmissionBrakes on a bicycleAgitator in a washing

machineLatch set on a door

Core TechnologiesCore Technologies

Electrical Technology

Producing, storing, controlling, transmitting, and getting work from electrical energy

• Applications:Power plant generatorFlashlight batteryLight switchHair dryerElectric motor in a can

openerDoor bellElectric heater

Core TechnologiesCore Technologies

Electronics Technology

Using small amounts of electricity for controlling; detecting; and information collecting, storing, retrieving, processing, and communicating

• Applications:Thermostat for

controlling temperatureMetal detectorVideo tape recorderComputerPocket calculatorTelephoneRadio and Television

Core TechnologiesCore Technologies

Structural Technology

Putting parts and materials together to create supports, containers, shelters, connectors, and functional shapes.

• Applications:Legs on a chair or tableCity water towerSwimming poolBuildingsRoadways and BridgesStorm sewerAirplane wingSatellite antenna dish

Core TechnologiesCore Technologies

Fluid Technology

Using fluid, either gaseous (pneumatic) or liquid (hydraulic) to apply force or to transport

• Applications:Airbrakes on a truckTires on a carAirfoils on an airplaneGasoline pumpWarm air heating ducts

and fan in a buildingHydraulic jackPlumbing in a school

Core TechnologiesCore Technologies

Optical TechnologyProducing light; controlling light; using light for information collection, processing, storage, retrieval, and communication; and using light to do work.

• Applications:Light bulb, LEDLenses to magnify and

reduceLaser speed detectorLaser compact diskFiber optic telephone

communicationsLaser cutting toolsLaser surgery instruments

Core TechnologiesCore Technologies

Thermal Technology

Producing, storing, controlling, and transmitting, and getting work from heat energy.

• Applications:FurnaceHot water heaterToasterRefrigeratorJet engineHeat exchanger (radiator,

condenser)Hot air balloon

Core TechnologiesCore Technologies

Bio Technology

Using, adapting, and altering organisms and biological processes for a desired outcome.

• Applications:Stain “eating”

enzymes in detergentBacteria leaching of

metals from oreAltering plant genes

to produce better crops

Core TechnologiesCore Technologies

Materials Technology

Producing, altering, and combining materials.

• Applications:Producing aluminum

from oreDrilling holes in woodAnnealing to soften

metalCasting ceramicWelding metalLaminating wood

Comparing Problem Solving in Science and Technology

Science Technology

Input Question Need or Desire

Process Scientific Method

Design and Development

Output A report A product

Feedback More Questions Improved Product