The Nature of Science

A variable whose value changes as a result of changes to other variables is a(n)

• independent variable.
• dependent variable.
• constant.
• `control.

A standard used to compare the results of the experiment.

• constant.
• control.
• dependent variable.
• independent variable.

A factor that is a quantity that can have more than one value is a

• model.
• constant.
• variable.
• method.

It represents an idea, event, or object to help people observe or test it to better understand 

• variable
• model
• bias
• theory

The variable you change to see how it affects another variable

• Dependent variable
• Independent variable
• Bias
• Control

It occurs when a scientist's expectations change how the results are viewed

• Scientific law
• Scientific theory
• Bias
• Model

An organized set of investigation procedures is called?

• Scientific Method

• Theory

• Scientific Law

• Hypothesis

A possible explanation or prediction of a problem based on observation and prior knowledge that can be tested by experimentation

• Conclusion
• Problem
• Hypothesis
• Experiment

An explanation using observations and knowledge gained from multiple investigations

• Theory
• Scientific law
• Hypothesis
• Experiment

A statement about what happens in nature that seems to be true all the time

• Experiment
• Scientific Law
• Theory
• Standard