Science Literacy Project

Science Literacy Project

Storyboard Description

Visual description of the definition of the kilogram

Storyboard Text

  • PLANCK'S GYM
  • Which barbell are you going to bench?
  • 6.626 x 10^-34 J x s
  • 1 Kg
  • It doesn't make a difference, they weigh the same.
  • What do you mean?
  • 6.626 x 10^-34 J x s
  • They weigh the same because scientists just changed the definition of the kilogram from a physical weight to Planck's constant.
  • 1 Kg
  • Why would they need to change it from a physical weight?
  • 6.626 x 10^-34 J x s
  • A physical weight slowly loses mass over time. You can't get buff lifting weights that weigh less each time.
  • 1 Kg
  • They want to change the second to make atomic clocks more accurate.
  • What other units are scientists changing?
  • 1 Kg
  • 6.626 x 10^-34 J x s
  • Nope, we'll have the same amount of time as always to get swole.
  • Does that mean there is more time in a day?
  • 1 Kg
  • 6.626 x 10^-34 J x s
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