Scientific Method and Lab Safety

Front

Steps of the scientific method

Back

1. State the question/problem 2. Gather information (observation) 3. Make a hypothesis 4. Do an experiment/collect data 5. Analyze and form a conclusion 6. Evaluate hypothesis and make recommendations

Front

independent variable

Back

The experimental factor that is manipulated; the variable whose effect is being studied.

Front

dependent variable

Back

The measurable effect, outcome, or response in the experiment.

Front

constant variables

Back

Variables that are kept the same or constant in an experiment.

Front

hypothesis

Back

A testable prediction, often implied by a theory.

Front

direct relationship

Back

A relationship in which two properties increase or decrease together.

Front

inverse relationship

Back

A relationship in which two properties change in opposite directions.

Front

bar graph

Back

A graphic form using bars to make comparisons of statistics.

Front

line graph

Back

A graph that uses one or more lines to show changes in statistics over time or space.

Front

experimental error

Back

All errors associated with your lab that alters your experiment.