This sheet must only be turned in at the beginning of next lab.
1. Perform the conversions below:
12,581 mg = _______ kg 683; L = ______mL
5.8 m =________ mm; 6.3 s = _________ MS
2,250 mL = ______ L; 12 m = __________cm
95 cm = ________ mm; 11.8 kg = ________mg
Use the following paragraph and table to answer questions 2-10.
A farmer is testing the effect of a new organic fertilizer on the growth of his corn crops. He plants two corn crops inside of a greenhouse. Group A is watered with a mixture of water and organic fertilizer and Group B is watered without the fertilizer. Once the crops begin to grow, the height of the corn plants is measured weekly.
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WEEK
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MEAN CROP HEIGHT
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|
GROUP A
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GROUP B
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|
1
|
25 mm
|
75 mm
|
|
2
|
30 mm
|
25 mm
|
|
3
|
35 mm
|
26 mm
|
|
4
|
40 mm
|
30 mm
|
|
5
|
45 mm
|
34 mm
|
|
6
|
50 mm
|
38 mm
|
|
7
|
50 mm
|
42 mm
|
|
8
|
55 mm
|
46 mm
|
|
9
|
60 mm
|
50 mm
|
|
10
|
65 mm
|
54 mm
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2. What is the hypothesis of this experiment?
3. What would the prediction of this experiment be?
4. What is the experimental variable?
5. What is the independent variable?
6. What is the dependent variable?
7. Which group is the control group?
8. Which group is the experimental group?
9. What should be set as controlled variables? (list at least 4).
10. Graph the data.