Nature fo Science

Front

Observation

Back

Using the senses to gather information.

Front

Inference

Back

A conclusion based on observations and prior knowledge.

Front

Hypothesis

Back

A testable prediction based on prior knowledge.

Front

Experiment

Back

A controlled test to investigate a hypothesis.

Front

Variable

Back

A factor that can change in an experiment.

Front

Independent Variable

Back

The variable that is deliberately changed (manipulated).

Front

Dependent Variable

Back

The variable that is measured or observed.

Front

Control Group

Back

The group in an experiment that does not receive the independent variable, used for comparison.

Front

Constants (Controlled Variables)

Back

Factors that remain the same throughout the experiment.

Front

Trial

Back

A single test or repetition in an experiment.