Keepin' it Cool! Design Your Own Thermos

Introduction

How does a thermos keep hot drinks hot and cold drinks cold? This activity will give you a chance to use some of the things you have learned about heat to design your own thermos.

Objectives

In this activity, you will

• Use what you learned about heat to design a thermos that will keep cold water cold for as long as possible.
• Measure the changing temperature of the water in the thermos.

Sensors and Equipment

This experiment features the following Vernier sensors and equipment.

Option 1

Option 2

Additional Requirements

You may also need an interface and software for data collection. What do I need for data collection?