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biology 1.3
Question | Answer |
---|---|
scientific method | series of steps followed to solve problems |
observation | the process of obtaining info by using the senses |
hypothesis | an idea or explanation that is based on observations and can be tested |
prediction | a statement made in advance that expresses the results that will be obtained from testing a hypothesis. |
experiment | a procedure that is carried out under controlled conditions to discover |
control group | a group that serves as a standard compared to anther group which the control group is identical to except one factor |
experimental group | in an experiment is just like the controlled group except for one factor |
independent variable | in an experiment, the factor that is deliberately manipulated |
dependent variable | the fact that changes as a result of manipulating one or more other factors |
theory | an explanation for some phenomenon that is based on observations |
peer review | the process in which experts in a given field examine the results and conclusions of a scientists study before that study is accepted for publications |