A factor that changes in an experiment in order to test a hypothesis

ENVIRONMENTAL SCIENCES

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A	Knowledge
B	Control Group
C	Observation
D	Variable

Explanation:

Detailed explanation-1: -Answer and Explanation: When conducting an experiment to test a hypothesis, the changeable factor that is studied is called the variable.

Detailed explanation-2: -Manipulated variable: The factor in an experiment that is deliberately changed to test the hypothesis.

Detailed explanation-3: -The independent variable is the one that is changed by the scientist. To insure a fair test, a good experiment has only ONE independent variable. As the scientist changes the independent variable, he or she records the data that they collect.

Detailed explanation-4: -An independent variable is the variable you manipulate, control, or vary in an experimental study to explore its effects.

Detailed explanation-5: -Experimental Variables A manipulated variable is a variable that is changed by the researcher. A manipulated variable is also called an independent variable.

There is 1 question to complete.