Scientific Method

The scientific method is used to ____________________.

• write scientific reports
• extend a lesson in biology
• prove a theory or idea
• derive formulas

The first step of the scientific method is ________________.

• formulate a hypothesis

• do some research

• make a graph

• ask a question

A hypothesis is _________________.

• an educated guess
• often an if-then statement
• formulated after research
• All of these choices are correct.

Before you form a hypothesis, you need to ___________.

• perform calculations
• do research
• write a procedure
• All of these choices are correct.

During an experiment, it is important to ______________________.

• follow an exact procedure
• make undocumented changes so no one can copy your work
• only do one trial---why mess with perfection?
  
• None of these are correct.

Using measured data to produce graphs and charts is part of the __________ step.

• hypothesis
• data analysis
• research
• experimental

Stating the results and whether the hypothesis was supported or refuted is found in the _____________.

• data analysis
• introduction
• procedure
• conclusion

The quantity that is manipulated or changed by the experimenter is the_______.

• independent variable
• dependent variable
• controlled variable
• constants

The _______________ changes in response to the manipulation of the other variable.

• independent variable
• dependent variable
• controlled variable
•  constants

The _______________ is a list of everything one would need to perform your experiment.

• variables list
• Bill of Rights
• ingredients
• materials list