The Breakfast MachineThe Breakfast Machine

EF 151 Team ProjectEF 151 Team ProjectBrent MoyersBrent Moyers

Nathan SimmonsNathan SimmonsBrandon BakerBrandon BakerBryan RaineyBryan Rainey

Our TeamOur Team

OverviewOverview

Design a Rube-Goldberg device to Design a Rube-Goldberg device to launch a ball.launch a ball.

Successfully include at least 3 energy Successfully include at least 3 energy conversionsconversions

Limit the budget of the project to Limit the budget of the project to under $25.under $25.

PendulumPendulum

The device starts off with a The device starts off with a swinging ball suspended from swinging ball suspended from a piece of wooda piece of wood

At a certain height of the At a certain height of the swing, the ball will collide with swing, the ball will collide with another object, transferring its another object, transferring its energy into the next step.energy into the next step.

11stst Energy Conversion Energy Conversion

RampRamp

The ball from the The ball from the pendulum pendulum collides with the collides with the car giving the car car giving the car an intial velocity an intial velocity to send it down to send it down the ramp.the ramp.

Gravitational Gravitational potential energy potential energy is converted into is converted into kinetic energy. kinetic energy.

22ndnd Energy Conversion Energy Conversion

3rd Energy Conversion3rd Energy Conversion

See-sawSee-saw

The next step is for The next step is for the ball to leave the the ball to leave the ramp and land on ramp and land on one end of a see-one end of a see-saw, the energy is saw, the energy is transferred over transferred over into the ping-pong into the ping-pong ball launching it ball launching it into the air.into the air.

4th Energy Conversion4th Energy Conversion

Sources of ErrorSources of Error

Inconsistent starting height of ball Inconsistent starting height of ball releaserelease

Friction between wheels of car and Friction between wheels of car and wood of the rampwood of the ramp

Assumptions that there is no friction, Assumptions that there is no friction, all collisions are perfectly elastic, and all collisions are perfectly elastic, and there is no Eloss for all calculations.there is no Eloss for all calculations.

Imperfections in the device due to Imperfections in the device due to human buildinghuman building

ConclusionsConclusions

Most part we were successful; however, Most part we were successful; however, our device was not very efficientour device was not very efficient

Design was easy, but turning that into Design was easy, but turning that into a physical product proved to be a physical product proved to be challenging due to inexperience and challenging due to inexperience and limited budgetlimited budget

Helpful to see the energy transfer in Helpful to see the energy transfer in something we constructed ourselvessomething we constructed ourselves

Why we called it “The Why we called it “The Breakfast Machine”Breakfast Machine”

PutfilePutfile - Family Guy Breakfast Machine - Family Guy Breakfast Machine