1. What do I need for Biology?!
Pen/Pencil
BRAIN notebook
LAB notebook

2. Mrs. Crouch Biology 1 Honors
Graphing
Rancho High School

3. Why Do We Use Graphs? To present facts in a visual format
To compare data

4. Types of Graphs Line Graph Used to show a trend or change
Most Common!
Line Graph
Used to show a trend or change
How does this variable change?

5. Types of Graphs Bar Graph
Counting Items
Bar Graph
How are these variables different from each other?
Shows differences between similar things

6. Types of Graphs Pie or Circle Graph
Least Common
Pie or Circle Graph
What portion of the total does this part make up?
Shows percentages (%)

7. Graphing Rules Use a title that describes the graph
Ex: Temperature over Time
Label the X & Y Axis
What are you plotting & the units!
X (horizontal) Axis = independent variable
Y (vertical) Axis = dependent variable

8. Graphing Rules Plot the data carefully. Use Pencil!
Go over with color when finished.
Make a Key or Legend so that others can read your graph
ALWAYS use Graph Paper!

9. Questions? Comments?

10.  Practice! Complete the practice graphs & include them in your I.N.
Remember: graphs are a GREAT thing to put on the LEFT side of your I.N. 