Gravity in Action

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Explore the effects of gravity on a slowly falling object: a parachute you make out of plastic bags, string and stones. You'll see how small and large parachutes act differently and the same, and how air works against gravity to slow the fall of objects. [Activity is publicly available through a web crawler capture on Activity write-up only, images are unavailable.]

Quick Guide

Preparation Time:
5 to 10 minutes

Learning Time:
5 to 10 minutes

Estimated Materials Cost:
1 cent - $1 per student

Age Range:
Ages 6 - 11

Resource Type:


Materials List (per student)

  • 3 small plastic bags (not zip-lock kind) or 12 inch pieces of plastic cut from a trash bag or grocery bag.
  • Some string ( more than 12 inches)
  • 3 small stones of different sizes.
  • Masking tape


  • Physical Sciences
    • Motion and Forces
      • Gravity
      • Acceleration
    • Structure and Properties of Matter
      • Volume and Density

Informal Categories

  • Outdoor Activity
  • Toys


To use this activity, learners need to:

  • see
  • be mobile
  • touch

Learning styles supported:

  • Involves hands-on or lab activities


Access Rights:

  • Free access


Source Collection

  • TryScience