Where Can We Find Bacteria?

PROBLEM

• Where can we find bacteria?

HYPOTHESIS

• The door knob to the science
• class room will have a lot of
• bacteria because a lot of
• because a lot of people
• touch it to get in and out .

MATERIALS

• Petri dish
• Agar gel
• Q-tips
• Tape
• Plastic bag

VARIABLES

• The independent variable is the locations.
• The dependent variable is that there were different bacteria.
• The control is the tape we used is the same.

ANALYZE DATA

CONCLUDE THE DATA

• Our data support was rejected because the
• cotton swab did not touch the agar gel.