a series of steps that involves observing and answering questions, forming hypotheses, conducting controlled experiments, collecting and analyzing data, and drawing conclusions

• scientific methodology

• experimental group

• data

• prediction

evidence; information gathered from observation

• conclusion

• data

• hypothesis

• control group

the group that receives the experimental treatment

• scientific method

• data

• control group

• experimental group

possible explanation for a set of observations or possible answer to a scientific question

• prediction

• hypothesis

• conclusion

• scientific methodology

the act of noticing and describing events or processes in a careful, orderly way

• observation

• data

• experiment

• variable

an experiment in which only one variable is changes

• controlled experiment

• hypothesis

• observation

• control group

a factor of interest that can or can not change in an experiment

• control group

• experimental group

• data

• variable

the group in an experiment that is exposed to the same conditions as the experimental group EXCEPT for one independent variable

• control group

• experimental group

• variable

• hypothesis

factor in a controlled experiment that is deliberately changed; also called the manipulated variable

• independent variable

• dependent variable

• quantitative data

• qualitative data

variable that is observed and that changes in response to the independent variable; also called the responding variable

• quantitative data

• independent variable

• dependent variable

• qualitative data