Your Safer Source for Science

Since 1977

Address Flinn Scientific Canada, Inc. 175 Longwood Road South Hamilton, ON L8P 0A1
Phone 844-200-1455
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firewatch

Use this dramatic demonstration to illustrate the force of atmospheric pressure, the “power” of a vacuum, and to compare air and water pressure. Once the suction cups or Magdeburg hemispheres are pushed together, students will be amazed at how difficult it is to pull them apart!

Concepts

  • Pressure
  • Vacuum
  • Forces