Lets look at some average temperatures from some cities around the world…
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?
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.
Now, let’s make a line graph using the data that you collected last week in the temperature of water lab.