Of the steps included in the scientific method, Shameka is performing step five, which is to test your hypothesis by performing an experiment.
The scientific method is the globally accepted process by which to make scientific claims. This method includes seven steps which are:
The question states that Shameka is gathering samples from nearby water sources, therefore she is in the process of testing her hypothesis through experimentation, which corresponds to step 5 of the scientific design.
To learn more visit:
https://brainly.com/question/1452319?referrer=searchResults