ch.1

is a way of learning more about the natural world.

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

a rule that describes a pattern in natural.

is a collection of structure , cycles and process that relate to and interact with each other.

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

the study of earth system and the systems in space.

the study of matter and energy.

is practical use of science, or applied science.

is a reasonable and educated possible answers based on what you know and what you observe.

something means to draw a conclusion based on what you observe