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Slide Notes

DownloadGo Live

Hot Wheels Lab

Published on Nov 20, 2015

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PRESENTATION OUTLINE

First

play with your cars

Measure

  • height of your hill - change it
  • length of your track
  • time of control to cover distance (1m)
  • mass of your car(s)
Photo by i k o

Record this Info

Photo by Umair Mohsin

Creat an inverted Catenary Curve

with the track
Photo by marcella bona

Release the car

  • measure the release distance
  • does h1 = h2?
  • why or why not?

Riddle me this

How low can the track be and still complete a loop?
Photo by swanksalot

questions

  • what forces are acting on the car?

a newton

1 newton = object (1kg) accelerated to 1 m/ss
Photo by dantheman3d3

can a car?

  • move 1 kg one metre in a second?
  • what about .5kg
  • or .25kg?
  • Try not to trash someone's car though
Photo by Leo Reynolds

terms

  • PE or potential energy
  • KE = kinetic energy
  • PE = KE
Photo by Jesse Kruger

Inertia

  • things like to keep doing what they're doing
  • Newton's first law
  • cars meeting on the track demo

F = ma

  • Newton's second law
  • demo with different car masses
Photo by Will Montague

Write, reflect, record

Photo by Vvillamon