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1 the variable that is manipulated, or changed, in an experiment
2 "There is nothing mysterious about the process of science; it uses the same ____ abilities and logical steps that any of us might naturally follow, using common sense, to resolve a question."
3 a statement of what a scientist expects to observe is a hypothesis is true
4 a study in which only one factor is manipulated, or changed
5 the variable that changes in response to the conditions set in an experiment
6 What scientists often use to generate predictions when they cannot observe a phenomenon directly.
7 an activity designed to test the validity of a prediction or a hypothesis.
8 "Scientific investigations begin in many different ways, but the early stages of an investigation often involve the ____ of some phenomenon that the scientist wishes to explain.
9 "As scientists begin an investigation, they usually ask many questions. _____ is a fundamental human characteristic."
10 a testable idea that attempts to explain a phenomenon or answer a scientific question
11 information collected using scientific methods
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