# Video Tutorial 4.1

Author:

Nicolas R. Malloy

## Determining Scale and Distance

### Instructions

In this tutorial, you will learn how to measure distances and determine an unknown scale. You can follow along by downloading and printing the Arcata North USGS Topographic Quadrangle.

This tutorial is broken up into parts. You can navigate back and forth between Lesson 4 and this tutorial.

Learning Outcomes

Students who successfully complete this tutorial should be able to:

- Measure distances using a graphic scale
- Determine Distance using geographic coordinates
- Determine an unknown scale using a reference map

Please note: There will be some quiz questions based on the information presented in this tutorial.

Tutorial 4.1: Determining Scale and Distance

Part 1: Measuring Distance with a Scale Bar

Return to Lesson 4.6

Tutorial 4.1: Determining Scale and Distance

Part 2: Measuring Distance using Geographic Coordinates

Return to Lesson 4.12

Tutorial 4.1: Determining Scale and Distance

Part 3: Determining the Scale of an Aerial Photograph

Return to Lesson 4.14