User login


Klutz-Proof Density Column


Source Institutions

    The Exploratorium

Add to listGo to activity
Klutz-Proof Density Column

Making liquids of different densities to perfectly lay on top of each other can be a frustrating exercise. The Exploratorium created this activity as a fool proof way of making a density column.

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 - 18

Resource Type:
Activity

Language:
English

Materials List (per student)


  • Water
  • Vegetable oil
  • Isopropyl alcohol (70% or 91%)
  • Non-iodized or kosher salt
  • Empty, clear bottle with cap or lid—smooth-walled bottles work best
  • Food coloring

Subjects


  • Physical Sciences
    • States of Matter
      • Liquids
    • Structure and Properties of Matter
      • Volume and Density

Other


This resource is part of:

Access Rights:

  • Free access

By:

Rights:

Share


User Lists


This resource is part of these lists: