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Ideas in Motion

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  • The resistance of any physical object to any change in its speed or direction.
    Inertia
  • A force that pulls objects towards Earth
    Gravity
  • What is inertia?
    an object staying still or moving in one direction unless another force acts upon it
  • what is acceleration?
    to speed up
  • What affect does gravity have a roller coaster?
    acceleration
  • A force between two objects rubbing against each other
    Friction
  • Friction
    A force between two objects rubbing against each other
  • Gravity
    A force that pulls objects towards Earth
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