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Title: A Matter Of Science
Words: 479
A Matter of Life or Death- Activity 5-5
Problem: How might a predator affect a population of prey?
Hypothisis: A presdator might affect a popualtion of pray by eating it and decresaing it's
numbers.
Materials: Same as on Page 243 and 244, Activiy 5-5 in Science Directions 9.
Observations:
Results: My test on the Pink Background was very close to the results that the rest of the class
got. I had 132 pink pecies remaining and the class, on average had 109.I had 156 blacks
remaining and the class, on avarge 165. My test for the black background was not correctly
done because we didn;t use enough pieces of paper. On average , the class had 119.25 pieces
remaing on the blackbackkground and 166.5 black pieces remaining.
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