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# Unit Overview: Ratio, real life graphs, and rates of change

## Lessons:

8 lessons

### Understanding rate

In this lesson, we will learn about the term 'rate' and apply it to problems that provide a given rate and need scaling.

• 1 Quiz
• 13m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Conversion rates

In this lesson, we will learn about conversion rates that are in the same ratio, and those that change. We will model problems and solutions involving conversion rates.

• 2 Quizzes
• 13m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Exchange rates with graphs

In this lesson, we will learn how to use and interpret conversion graphs to represent rates.

• 2 Quizzes
• 10m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Density as rate

In this lesson, we will learn how to describe a rate of two specific variables as density.

• 2 Quizzes
• 8m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Speed as rate (distance-time graphs)

In this lesson, we will learn that we can describe a rate of two specific variables as speed. We will also look at distance-time graphs.

• 2 Quizzes
• 8m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Calculating speed, distance and time

In this lesson, we will learn to calculate and interpret speed, distance and time.

• 2 Quizzes
• 15m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Displacement-time graphs (Part 1)

In this lesson, we will learn the difference between distance-time and displacement-time graphs.

• 2 Quizzes
• 8m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Displacement-time graphs (Part 2)

In this lesson, we will think further about displacement-time graphs and when the relationship may or may not be linear.

• 2 Quizzes
• 6m Video
• Presentation(PPT)
• Worksheet
• Transcript