Science

 Science is the organized way of gathering and analyzing evidence about the natural world.

 Observation

 Observation is the process of noticing

and describing events or processes

in a careful, orderly way. 

 Inference

 Inference is a logical interpretation

based on prior knowledge

and experience.

 Hypothesis

 Hypothesis is a possible explanation

for a set of observations or

possible answers to a

scientific question.

 Controlled Experiment

 Controlled Experiment is an experiment

in which only one variable

is changed.

 Independent variable

 Independent Variable is a factor in a

controlled experimentthat is

deliberately changed ;

also called manipulated

variable.

 Dependent Variable 

 Dependent Variable is a variable

that is observed and that

changes in response to the

independent variable;

also called the responding variable.

 Control Group

 Control Group is an experiment that is

exposed to the same conditions

as the experimential group except

for one independent variable. 

 Data

 Data is evidence;information

gatered from observations.