SCIENTIFIC METHOD
Case Analysis
What is the Scientific Method?
Systematic way of testing
ideas, observations,
predictions and inferences
SCIENTIFIC METHOD
Formulate/Identify the Problem
Formulate Hypothesis(es)
Plan an Experimental Design
Gather Data
Record and Organize Data
Formulate Conclusion
Case no. 1
Misty loves to garden and wants to
grow lots of flowers. She bought the
MIRACLE fertilizer which is said to help
plants produce more flowers. She
wanted to prove if the fertilizer is
effective.
She planted two flowering plants of the
same species and size in separate
containers with the same amount of soil.
She placed MIRACLE fertilizer on plant A
and no fertilizer on plant B. She placed
both plants near the window and waters
it every day. After a month, she found
out that plant A have more flowers than
plant B.
What is the PROBLEM
What is the effect of the Miracle
Fertilizer to the flowering plants?
Will the Miracle Fertilizer help the
plant grow more flowers?
Is the Miracle Fertilizer effective in
producing more flower in plants?
THE PROBLEM
- what you want to find out
- Is stated in form of question
What is the Hypothesis?
The miracle fertilizer will help the
plant produce more flowers.
The miracle fertilizer has no effect in
the plants.
Hypothesis
-can you guess what will
happen?
-educated guess or answer
to the problem
What is the Experimental
Design?
SETUP A: Plant with
Fertilizer
SETUP B: Plant without
Fertilizer
(Experimental Setup)
(Controlled Setup)
Both Setups have the same:
Type of Soil, Amount of Water and
Sunlight, and Plant Species
Gather Data
Plant A
Plant B
0 month – 5 flowers
0 month – 5 flowers
1 month – 10 flowers
1 month – 6 flowers
Record and Organize Data
12
10
8
Plant A
6
Plant B
4
2
0
0 month
1 month
Organizing Data
- Identify the patterns or trends in the
data
- Is your hypothesis supported by your
data?
Conclusion
The plant applied with Miracle
fertilizer has more flowers
compared to the plant with no
fertilizer.
The Miracle Fertilizer will help the
Plant produce more Flowers
The Miracle Fertilizer is effective in
producing more flowers in a plant
Journal Writing (1/2 cw)
Is it necessary to use SCIENTIFIC
METHOD at all times?
Assignment:
Bring the ff:
- Ant (Grp 1 and 8)
- Grasshopper (Grp 2 and 7)
- Butterfly (Grp 3 and 6
- Beatle (Grp 4 and 5)