Ch. 2 Vocab

A testable idea or explanation that leads to a scientific investigation.

• Hypothesis

• Theory

• Law

• Observation

Tags

NGSS.MS-PS1-2

Principles or standards we as individuals consider important.

• Values

• Hypotheses

• Data

• Models

Tags

NGSS.MS-PS1-3

The number obtained by adding the data for a characteristic and dividing the sum by the number of individuals.

• Mean

• Median

• Mode

• Range

The factor of interest.

• Variable

• Control

• Constant

• Data

Tags

NGSS.MS-PS1-2

NGSS.MS-PS2-2

The probability of an unwanted outcome.

• Risk

• Chance

• Hypothesis

• Data

The chance that something will happen.

• Probability

• Risk

• Hypothesis

• Data

The information that a scientist gathers during an experiment.

• Data

• Hypothesis

• Theory

• Model

Tags

NGSS.MS-PS1-2

NGSS.MS-PS3-4

A group of individuals or events selected to represent the population.

• Sample

• Variable

• Control group

• Experimental group

One or more equations that represents the way a system or process works.

• Model

• Hypothesis

• Data

• Variable

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-2

A piece of information gathered using our senses.

• Observation

• Hypothesis

• Data

• Model