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Experimental Design OUT OF THE 100 BEAN SEEDS I PLANTED IN MY GARDEN,

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Presentation on theme: "Experimental Design OUT OF THE 100 BEAN SEEDS I PLANTED IN MY GARDEN,"— Presentation transcript:

1 Experimental Design OUT OF THE 100 BEAN SEEDS I PLANTED IN MY GARDEN,
ONLY 35 GERMINATED INTO HEALTHY PLANTS? HOW CAN I INCREASE THE PERCENT OF BEAN SEEDS THAT GERMINATE? Seed Germination

2 Variables in Seed Germination

3 Percent of seeds that germinate
Temperature of Soil Amount of Time Amount of Light Amount of Water Type of Seed Percent of seeds that germinate

4 THE HYPOTHESIS CHANGE ONLY ONE INDEPENDENT VARIABLE,
WHICH SHALL IT BE? oC, H2O, Light, Time IF ___(independent variable)_____ IS __(describe change)___ IF THE IS INCREASED THEN __(dependent variable)___ will __(describe change)__ THEN THE WILL INCREASE

5 THE EXPERIMENT Levels of the IV (Drops per hour) Number of Trials
IV: Amount of Water Levels of the IV (Drops per hour) Number of Trials DV: Percent of Seed Germination 1. 2. Constants: 4. 3.

6 SET WATER TO 25 DROPS/HOUR RECORD RESULTS ON DATA TABLE
SIMULATION Click here for directions for setting up an account with Gizmos Variables SET SEED TYPE TO ‘B’ SET LIGHT TO 50 SET TEMPERATURE TO 25oC SET WATER TO 25 DROPS/HOUR RUN FOR 5 DAYS CLICK ON GRAPH TAB RECORD RESULTS ON DATA TABLE CHANGE WATER TO 50 (75, 100) REPEAT.

7 Percent of Seed Germination
DATA TABLE Drops per Hour Percent of Seed Germination Your results Neighbor Average Class Average 25 50 75 100

8 Graphing the Data (Insert the data, create a Bar Graph and Label the graph)
Input the data into Logger Pro – Amount of Water – Class Average of Percent of Germination Tutorial on using Logger Pro

9 COMPLETED GRAPH

10 CONCLUSIONS 1. What was the purpose of the experiment?
2. What were the major findings? 3. Was the hypothesis supported by the data? What possible explanations can you offer for the findings? What recommendations do you have for further study and for improving the experiment?

11 EVALUATION PRINT OUT YOUR COMPLETED LAB REPORT AND
HAND IT IN TO THE INSTRUCTOR COMPLETE THE ASSESSMENT QUESTIONS FOUND BELOW THE SIMULATION AND THEN CHECK YOUR ANSWERS

12 This presentation will show how two runner beans grow.
Growing Runner Beans This presentation will show how two runner beans grow.

13 Day 1 14.00

14 Day 1 20.00

15 Day 2 10.00

16 Day 2 19.00

17 Day 3 08.00

18 Day 4 08.00

19 Day 5 08.00

20 Day 5 18.00

21 Day 6 08.00

22 Day 6 21.00

23 Day 7 08.00

24 Day 7 17.00

25 Day 8 10.00

26 Day 8 12.00

27 Day 9 08.00

28 Day 9 12.00

29 Day 9 19.00

30 Day 10 08.00

31 Day 10 13.00

32 Day 13 15.00

33 Day 11 08.00

34 Day 11 19.00

35 Return to first slide

36

37 Setting up a Gizmo Account
Launch Internet explorer Type:

38 Step one Click here

39 Step Two Click here

40 Step Three Type in class code

41 Step Four Click Here

42 Step Five Confirm your Class Then Click Here

43 Fill in areas with red stars
Step Six Fill in areas with red stars Then submit

44 Step Seven Notice your name Click Here

45 Step Eight Set Variables Run Experiment

46 Step Nine Then click Record Results

47 Repeat capture and paste
Step Ten Click to copy To clipboard Paste into document Type Information Go back to Gizmo Select Graph and copy To clipboard Select Blank Document Then Paste in Graph Type Go back to Gizmo Reset variable Repeat capture and paste

48 Go Back

49 Go Back


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