BACTERIA

HYPOTHESES

• I think the wrestling room will
• Have the most bacteria.
• I am curious about the key pad in
• The lunch room. And I am curious about the air
• Vent.

PROBLEM

• We wanted to know what
• Items or places as the most
• Bacteria

VARIABLES

• Independent variable: the places or items you
• Got your sample from.
• Dependent variable: the growth of the bacteria on the
• Petri dish.
• Control: Petri dish, q tip, sharpe, plastic bag,tape

ANALYZE DATA

MATERIALS

• Petri dish
• Q tips
• Tape
• Plastic bag
• Sharpe

CONCLUSION

• My data supports my hypotheses
• Because we predicted that the
• Wrestling room will have the most bacteria
• And it did.