1. Drawings, Tables, and Graphs
SWBAT Describe how to use pictures and tables to give information; identify and sue three types of graphs; distinguish the correct use of each type of graph

2. Scientific Illustrations
Drawings – Sometimes the best choice for showing details.
Emphasize only the things that are necessary to show.
Can show things you can’t see.
Can show hidden things.

3. Scientific Illustrations
Photograph – can show an object exactly as it is at a specific point in time.
Table – Displays information in rows and columns.

4. Graphs
Graphs – used to collect, organize, and summarize data in a visual way.
Line graph – shows the relationship between two variables.
Bar graph – uses rectangular blocks, or bars, of varying sizes to show the relationship among variables.
Circle graph – shows the parts of a whole.

5. Reading Graphs
The scale of a graph can be misleading or create a wrong impression, this is called a broken scale and should only be used to highlight small but important changes.