Air Pressure

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In this experiment, learners use a blow dryer and water bottle to observe and record changes in air pressure caused by changes in temperature. Educators can use this activity to explain how changes in temperature cause changes in air pressure which cause wind. This activity guide contains background information on air pressure, instructions for an extension experiment, and links to useful online resources.

Quick Guide

Preparation Time:
Under 5 minutes
Learning Time:
5 to 10 minutes
Estimated Materials Cost:
$5 - $10 per group of students
Age Range:
Ages 8 - 14
Resource Types:
Activity, Experiment/Lab Activity, Lesson/Lesson Plan, Simulation
Language:
English

Materials List (per group of students)

  • blow dryer
  • plastic water bottles
  • tub of ice or freezer

Keywords

Subjects

  • Earth and Space Science
    • Earth Processes
      • Weather and Climate
    • Earth Structure
      • Atmosphere
  • Physical Sciences
    • Heat and Thermodynamics
      • Heat and Temperature
    • States of Matter
      • Gases
    • Structure and Properties of Matter
      • Volume and Density
  • The Nature of Science
    • The Scientific Process
      • Asking Questions
      • Conducting Investigations
      • Formulating Explanations

Informal Categories

  • Nature and Environment

Audience

To use this activity, learners need to:

  • see
  • touch

Learning styles supported:

  • Involves hands-on or lab activities

Other

Includes alignment to state and/or national standards:

This resource is part of:

Access Rights:

  • Free access

By:

Rights:

  • All rights reserved, University of Illinois, 2009

Funding Source:

  • 3M Foundation