Experimental Design
A prediction about the outcome of an experiment based on previous knowledge
Hypothesis.
Independent variables go on the ______ axis.
X-axis.
Define phenomenon.
Something in nature that scientists ask questions about and study.
The actions taken during an experiment.
Define data.
Information scientists gather during an experiment.
Define independent variable.
The variable that scientists change during an experiment.
Define experiment.
A procedure that scientists carry out to gather observations to support or reject a hypothesis.
Define repetition.
Running an experiment multiple times to reduce error.
Define quantitative.
Data that is countable or measurable.
Define data.
Information scientists gather during an experiment.
An explanation of what happens in nature that is supported by observation.
The group that receives an experimental treatment.
Experimental Group.
Define qualitative.
Data that cannot be counted or measured.
Define dependent variable.
The variable that scientists measure during an experiment, but do not change.
Define theory.
An explanation of how and why the natural world works that is supported by observation.
Define conclusion.
A statement based on the data gathered during an experiment that summarizes the results and confirms or rejects the hypothesis.
A difference between what is true in nature and what is measured during an experiment.
Error.
Define constant.
Something that scientists keep from changing during an experiment.
Define model.
A physical or mathematical representation of a process, idea, or system.
Define control group.
A group that does not receive the experimental treatment