# Chapter 1: Units and Problem Solving

Difficulty Level:

**At Grade**Created by: CK-12

## Introduction

### The Big Idea

## Summary

In this chapter, students will learn how to work with the metric system, how to do unit conversions using dimensional analysis and how to work with vectors.

Units identify what a specific number refers to. For instance, the number 42 can be used to represent 42 miles, 42 pounds, or 42 elephants! Numbers are *mathematical* objects, but units give them *physical* meaning. Keeping track of units can help you avoid mistakes when you work out problems.

## Chapter Outline

### Chapter Summary

## Summary

In this chapter, students will learn how to work with the metric system, how to do unit conversions using dimensional analysis and how to work with vectors.

### Image Attributions

## Description

Units identify what a specific number refers to. Keeping track of units can help you avoid mistakes when you work out problems.

## Difficulty Level:

At Grade## Authors:

## Tags:

## Subjects:

## Date Created:

Sep 25, 2013## Last Modified:

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