1. Data Handling Speed/Distance/Time Graphs Graphs that are drawn to show the relationship between distance travelled over a period of time also show the speed.

2. 25 50 150 125 100 75 250 225 200 175 275 Data Handling The graph shows the distance travelled by a person delivering a message in a school Time in Minutes Distance in meters 123456789101112 Walking Running Standing still Running back Walking Running Standing still Running back

3. 25 50 150 125 100 75 250 225 200 175 275 Data Handling The graph shows the distance travelled by a person changing lessons Time in Minutes Distance in meters 123456789101112 Waits in line Walks to lesson Sits down Runs to lesson Chats to mate Enters class Walks to lesson Chats to mate Runs to lesson Waits in line Enters class Sits down

4. Data Handling There are a number of key points that you have to pick up from these graphs: 1.In the first graph the person returns to their original starting place so the line returns to 0 meters. 2.In the second graph the line ends showing the person does not return. 3.The steepness of the line shows how fast the person is moving