science and engineering where do we use this stuff?
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Science and EngineeringScience and Engineering
Where do we use this stuff?Where do we use this stuff?
What do you want to be when you What do you want to be when you grow up?grow up?
What do you like to do?What do you like to do?
Fields that Rely on PhysicsFields that Rely on Physics
Construction/BuildingConstruction/Building MedicineMedicine Sports performance and equipmentSports performance and equipment Automobile designAutomobile design Energy ResearchEnergy Research Space ProgramSpace Program Computer Development (Internet)Computer Development (Internet)
ContinuedContinued
AstronomyAstronomy Weather sciencesWeather sciences Earthquake researchEarthquake research Optics (telescopes, microscopes, cameras, Optics (telescopes, microscopes, cameras,
etc)etc) ArcheologyArcheology Cell phones, ipods, GPS, bluetooth…Cell phones, ipods, GPS, bluetooth… National Research LaboratoriesNational Research Laboratories ……....
What What TypesTypes of Forces are there? of Forces are there?
GravityGravityElectricElectricWeakWeakStrongStrong
How Strong are these forces?How Strong are these forces?
Gravity Gravity (strength = 1)(strength = 1)
Electric Electric (strength = 10(strength = 103636))
Weak Weak (strength = 10(strength = 102525))
Strong Strong (strength = 10(strength = 103838))
How do we use these forces?How do we use these forces?
GravityGravity• Snow skiSnow ski• Keep our cars (and other things) on the Keep our cars (and other things) on the
ground.ground.• PlumbingPlumbing
Why are water towers towers, and why are Why are water towers towers, and why are sewers underground?sewers underground?
How do we use these forces?How do we use these forces?
ElectromagneticElectromagnetic• LightsLights• ComputersComputers• MotorsMotors• LiftingLifting• CommunicatingCommunicating• FlyingFlying
Electric charge and forceElectric charge and force
charge chargeforce
Opposite ChargesAttract each other
Like ChargesRepel each other
Two Principles to KnowTwo Principles to KnowAn Electric Charge that is An Electric Charge that is
moving creates a moving creates a Magnetic Magnetic FieldField
A Magnet that is moving A Magnet that is moving creates an creates an Electric FieldElectric Field
How does an accelerator workHow does an accelerator work
Electric field (HIGH VOLTAGE) applies Electric field (HIGH VOLTAGE) applies force on a Proton because it has a force on a Proton because it has a charge.charge.
Magnets bend the charged Protons in a Magnets bend the charged Protons in a circle so it can come back to the place circle so it can come back to the place where the high voltage is located.where the high voltage is located.
When Protons are moving fast enough, When Protons are moving fast enough, smash them together.smash them together.
Build a giant detector to look at what Build a giant detector to look at what flies out of the collisions.flies out of the collisions.
Two Two Detector Detector NeutrinoNeutrino
Oscillation Oscillation ExperimentExperiment(Start 2005)(Start 2005)
Near Detector:
980 tons
Far Detector: 5400 tons
MINOS Experiment
Det. 2
Det. 1
DemosDemos
Balloon sticking to the wallBalloon sticking to the wall Static electric fieldStatic electric field Electric motorElectric motor Magnet through the pipeMagnet through the pipe LevitationLevitation Ping Pong ball acceleratorPing Pong ball accelerator