Ziplock Ice Cream

Introduction

As you have just learned, the freezing temperature of water is lowered when salt is added. You are going to make ice cream by cooling a milk, sugar, and vanilla mixture in a bag surrounded by a bag with an ice and salt mixture. The ice cream mixture will be cooled enough to freeze as heat is transferred from it to the ice and salt mixture.

Objectives

In this experiment, you will

  • Use ice and salt to cool an ice cream mixture

Sensors and Equipment

No probeware required for this experiment.

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The student-version preview includes:

  • Step-by-step instructions for computer-based data collection
  • List of materials and equipment

Note: The experiment preview of the computer edition does not include essential teacher information, safety tips, or sample data. Instructions for Logger Pro and other software (such as LabQuest App or TI handheld software, where available) are on the CD that accompanies the book. We strongly recommend that you purchase the book before performing experiments.

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Standards Correlations

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Experiment 15B from Middle School Science with Vernier Lab Book

<em>Middle School Science with Vernier</em> book cover

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Included in the Lab Book

Vernier lab books include a CD with word-processing files of the student instructions, essential teacher information, suggested answers, sample data and graphs, and more.

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