4. Eric went to the everglades to observe the effects of an invasive species on the ecosystem. Carolina was
working in a laboratory to determine which type of sanitizer is most effective in killing bacteria. Which of
the following is true?
A. Eric is conducting a scientific investigation while Carolina is conducting a controlled experiment.
B. Both Eric and Carolina are conducting a scientific investigation.
C. Eric is observing a model while Carolina is conducting an experiment.
D. Carolina is conducting a scientific investigation and Eric is conducting a controlled experiment.
Answers: 3
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4. Eric went to the everglades to observe the effects of an invasive species on the ecosystem. Carol...
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