Scince test

Science

The systematic study of the universe to provide observations, inferences, and models

physical science

The study of no living matter and energy

Chemistry

The study of the composition, structure, and properties of matter as well as changes in matter

physics

The study of matter and energy and what happens between them

Creation Mandate

To fill the earth and have dominion over it

Ethics

A system of moral values or a theory of proper conduct

model

A workable explanation or description of a phenomenon

Data

The recorded info that a scientist observed

Theory

A model that EXPLAINS a related set of phenomenon .

Law

A model often expressed as a mathematical equation that DESCRIBES phenomenon under certain circumstances

Workability

If the model explains the world well and makes accurate predictions, then scientist retain it

scientific inquiry

an ongoing, orderly, cyclical approach used to investigate the world

Hypothesis

An educated guess

Measurement

Data based on numbers and quantities

SI

International system of units; modern system of standardized metric units used by scientists all over the world

Acuracy

Comparison of a measurement to an accepted or expected value, depends on the person carrying out the experiment, to improve make sure you understand and practice

Precsion

The degree of exactness of the measurement, depends on the instrument, to improve get a better instrument

Parts of the scientific notation

Observation, posing question, research, forming hypothesis, investigation, analysis, conclusion, communication

Types of models

Physical, mathematical, and conceptual

Physical Model

Physical replicas that are simplified representations

Atomic models

ball and stick models of molecules, scale models

conceptual models

Used for thinking about ideal systems

mathematical model

equations, virtual of water flow, weather, atmosphere

qualitative data

descriptive data

Quantitative data

Based on measurement or quantity measurement

independent variable

variable that doesn't change

dependent variable

The measurement that changes based on the independent variable