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Active Time
10-20 minutes
Total Project Time
10-20 minutes
Key Concepts
Gravity, pressure, energy

Introduction

If you have ever seen someone use a siphon in a movie, they probably sucked on the tube to get it started. That can be dangerous with liquids like gasoline! Can you make a siphon that will start on its own? Try this activity to find out!

Credits

Ben Finio, PhD, Science Buddies
This activity is not appropriate for use as a science fair project. Good science fair projects have a stronger focus on controlling variables, taking accurate measurements, and analyzing data. To find a science fair project that is just right for you, browse our library of over 1,200 Science Fair Project Ideas or use the Topic Selection Wizard to get a personalized project recommendation.

Materials

  • Flexible drinking straws
  • Scissors
  • Electrical tape or modeling clay
  • Tall glass or container
  • Shorter glass or container
  • Water
    Materials for self-starting siphon science experiment

Reviews

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Active Time
10-20 minutes
Total Project Time
10-20 minutes
Key Concepts
Gravity, pressure, energy
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