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Chapter 1 Section 3

Vocab- Chap. 1 Sec. 3

Scienfic Method The series of steps followed to solve problems, including collecting data, formulating a hypothesis,testing the hypothesis, and stating the conclusions.
Observation The process of obtaining information by using the senses; the information obtained by using the senses.
Hypothesis In science, an idea or explanation that is based on observations and that can be tested.
Prediction A statement that is made in advance that is expressing the results that will be obtained from testing a hypothesis if the hypothesis is supported: the expected outcome if the hypothesis is accurate.
Experiment A procedured that is carried out under controlled conditions to discover, demonstrate, or test a fact, theory, or general truth.
Control Group In an experiment, a group that serves as a standard of comparison with another group to which the control group is identical except for one factor.
Experimental Group In an experiment, a group that is identical to a control group except for one factor that is compared with the control group.
Independent Variable In an experiment, the factor that is deliberately manipulated, also called the manipulated variable.
Dependent Variable In an experiment, the factor that changes as a result of manipulation of one or more other factors; also called a responding variable.
Theory An explanation for some phenonmenon that is based on observation, experimentation, and reasoning: that is supported by a large quantity of evidence: and that does not conflict with an exsisitn experimental results or observations.
Peer Review The process in which experts in a given field examine the results and conclusion of a scientist's study before that study is accepted for publication.
Created by: RosenthalA16