Precision Measuring Tools

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Introduction

My students have previously learned how to use the standard and metric scale (a.k.a.: ruler). This lesson introduces the students to precision measuring tools - specifically the dial caliper - and how it is used in the design of products.

Lesson Time - 70 Minutes

Anticipatory Set/Hook Activity
10 Minutes
Introducing the Dial Caliper - Uses - PPT1-14
20 Minutes
Introducing the Dial Caliper - Nomenclature - PPT15 -21
10 Minutes
Reading the Dial Caliper
15 Minutes
Group Work
10 Minutes
Assessment
5 Minutes

Industries / Subjects / Grades

Industries / Pathways
  • Engineering & Architecture Engineering & Architecture

Standards and Objectives

Standards

California Academic Content Standards (2)
California's 2008 CTE Standards (3)

Related Instructional Objectives (SWBAT...)

  • Demonstrate the four types of measurements that can be made using dial calipers.·
  • Utilize the correct nomenclature when talking about of the parts of the dial caliper.
  • Accurately read a dial caliper.
  • Measure and record linear distances using a dial caliper to a precision of 0.001 inch.

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