Middle School Science Vocabulary

All the factors in an experiment that do NOT change.

• Independent Variable (IV)

• Dependent Variable (DV)

• Constants

• Control

The factor (variable) in an experiment that you measure.

• Independent Variable (IV)

• Dependent Variable (DV)

• Constants

• Control

The one factor (variable) in an experiment that you intentionally change.

• Independent Variable (IV)

• Dependent Variable (DV)

• Constants

• Control

A scientific prediction about a problem that can be tested.

• Observation

• Hypothesis

• Manipulate

• Inference

Anything that has mass, and takes up space.

• Mass

• Volume

• Matter

• Valid

Tags

NGSS.5-PS1-1

NGSS.5-PS1-3

the amount of matter in an object.

• Mass

• Matter

• Volume

• Model

A representation created to understand something that is too big, too small, or too complicated to understand.

• Mass

• Matter

• Model

• Abundant

Careful watching, that can include measurements and descriptions.

• Observation

• Hypothesis

• Abundant

• Inference

The amount of space an object takes up.

• mass

• matter

• volume

• model

An explanation of why something has happened.

• Observation

• Valid

• Inference

• Hypothesis