Chemistry, 07.10.2019 04:10 HtetPaing9358
To test the quality of water sources in her area, shameka collects five samples from each water source and tests the quality of each sample.
which important step of scientific design is shameka conducting?
repetition
replication
verification of results
using controlled variables
Answers: 3
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To test the quality of water sources in her area, shameka collects five samples from each water sour...
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