Answer:
Develop a hypothesis
Explanation:
Scientific investigations usually begin with observations these are typically something that would catch the researcher’s attention.
1. for example, noticing that all the animals along a stream or water source are ill .
2. The scientist ran attempts to understand what’s causing the problem after formulating or asking a question
3. Then, the scientist comes up with a hypothesis which is a testable explanation for the phenomenon or what’s occurring
4. A prediction of the outcome is usually made based on the hypothesis
5...after which it is tested via an experiment.
6. The scientist then use the results to make new hypotheses or predict certain outcomes.