Science Chapter 1

a way of learning more about the natural world

attempt to explain a pattern observed repeatedly in the natural world.

rule that describes a pettern in nature.

a collection of structures, cycles, and processes that relate to and interact with each other.

study of living systems and the ways in which they interact.

study of Earth systems and the systems in space.

study of matter and energy.

The practical use of science, or applied science.

reasonable and educated possible answer based on what you know and what you observe.

to draw a conclusion based on what you observe.

involves changing one factor and observing its effect on another while keeping all other factors constant.

factors that can be changed in an experiment.

the variable that is changed in an experiment.

changes as a result of a change in the independent variable.

variables that are not changed in an experiment.

any representation of an object or an event used as a tool for understandng the natural world.

combining what you already know with the new facts that you are given to decide if you should agree with something.

observations.