Part ll.
A. Write down the steps in scientific investigation
B. Differentiate substance from mixture.
A. Write down the steps in scientific investigation
B. Differentiate substance from mixture.
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Answer:
A.
•Define a Question to Investigate. As scientists conduct their research, they make observations and collect data. ...
•Make Predictions. Based on their research and observations, scientists will often come up with a hypothesis. ...
•Gather Data.. ...
•Analyze the Data. ...
•Draw Conclusions.
B.
In chemistry: a pure substance consists only of one element or one compound. a mixture consists of two or more different substances, not chemically joined together.