Lesson Plan

You Can't See Me!

Help your class gain a foundational understanding of matter by learning how to conduct inquiry and gain an understanding about the characteristics of gases. This lab will have your students amazed at what is really in the air.
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Learning Objectives

  • After heating and cooling a volume of air, students will understand that particles of air are always around us, too small to be seen in most cases.
  • Students will know that air particles expand when heated and contract when they are cooled.

Introduction

(5 minutes)
  • Ask students to write the following title in their journals: What is a gas?
  • Allow students 5-7 minutes to respond in writing to the prompt.