Science Words Every student should Know

A factor that can change in an experiment or situation.

• Variable

• Independent Variable

• Dependent Variable

• Control Variable

• Hypothesis

The factor that is deliberately changed or manipulated in an experiment to observe its effect on the dependent variable.

• Variable

• Independent Variable

• Dependent Variable

• Hypothesis

• Control Variable

The factor that is being measured or observed in an experiment, and its changes depend on the manipulation of the independent variable.

• Variable

• Independent Variable

• Dependent Variable

• Control Variable

• Hypothesis

A factor that is kept constant or unchanged during an experiment.

• Variable

• Independent Variable

• Dependent Variable

• Control Variable

• Hypothesis

A prediction about what you expect to happen in an experiment, usually based on prior knowledge.

• Independent Variable

• Dependent Variable

• Hypothesis

• Hypothesis

• Variable

How close a measurement or result is to the true or expected value.

• Accuracy

• Precision

• Experimental Group

• Control Group

• Units

How consistent and exact repeated measurements are, even if they're not necessarily close to the true value.

• Accuracy

• Precision

• Experimental Group

• Control Group

• Units

The group that is deliberately changed or manipulated in an experiement.

• Accuracy

• Precision

• Experimental Group

• Control Group

• Units

The group that is not deliberately changed or manipulated in an experiment.

• Accuracy

• Precision

• Experimental Group

• Control Group

• Units

The words we use to describe what numbers represent (for example: meters, grams, seconds)

• Accuracy

• Precision

• Experimental Group

• Control Group

• Units