The process of noticing and describing events or processes in a careful, orderly way.

A logical interpretation based on prior knowledge and experience

Which best describes a hypothesis?

An experiment in which only one variable is changed.

A group in an experiment that is exposed to the same conditions as the experimental group except for the independent variable

Factor in a controlled experiment that is deliberately changed by the scientist; also called a manipulated variable

Factor in a controlled experiment that is deliberately changed by the scientist; also called a manipulated variable

Variable that is observed and that changes in response to the independent variable; is also called the responding variable

Evidence; information gathered from observations

well-tested explanation that unifies a broad range of observations and hypotheses, and enables scientists to make accurate predictions about new situations

Particular preference or point of view that is personal, rather than scientific

The scientific study of life

Genetic material that organisms inherit from their parents

Signal to which an organism responds

Type of reproduction in which cells from two parents unite to form the first cell of a new organism

Process of reproduction involving a single parent that results in offspring that are genetically identical to the parent

relatively constant internal physical and chemical conditions that organisms maintain

the combination of chemical reactions through which an organism builds up or breaks down materials

part of Earth in which life exists including land, water, and air or atmosphere