1. Line Graphs

2. Lets look at some average temperatures from some cities around the world…

3. Fayetteville, Arkansas

4. Sydney, Australia

5. New York, New York

6. Pretoria, South Africa

7. Tokyo, Japan

8. Some Questions… Which place is the warmest in July? Where is it 71 degrees in June? Where is it the coldest in January? What is the temperature in Pretoria in May? When is it summer in Tokyo? Who can have a swim party over Christmas break? Which city has the greatest range of temperatures during a year?

9. Table of average temperatures FayettevilleNew YorkPretoriaSydneyTokyo ArkansasNew YorkSouth AfricaAustraliaJapan January3732747242 February4034747343 March4543716548 April5753666057 May6563615565 June7472555371 July787755 77 August76 605981 September7068676474 October5958706764 November4548716755 December3837737147

10. Average Temperatures

11. What is a line graph? A line graph is used to display information that shows trends. They often show how something has changed over a period of time. Line graphs are made up of points on the graph that are connected by line segments.

12. Average Temperatures

13. Now, let’s make a line graph using the data that you collected last week in the temperature of water lab.