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22 terms

Science, Chapter 3

STUDY
PLAY
science
the process of collecting information about the world
physical science
the study of matter and energy
matter
the "stuff" that everything is made of
energy
the ability to do work
chemistry
the study of the structure and properties of matter
physics
the study of how energy affects matter
meteorology
the study of Earth's atmosphere, weather, and climate
geology
the study of the history, structure, and formation of Earth
biology
the study of living things
scientific methods
the ways in which scientists answer questions and solve problems
observation
the process of using your senses to collect information
hypothesis
a possible explanation for an answer to a question
controlled experiment
an experiment in which only one factor changes at a time
data
pieces of information collected from experiments
analyze
to organize data
inturpret
to read data
model
something that scientists use to represent an object or process
physical model
a model that you can see and touch
mathematical model
a model that is made of mathematical equations and data
conceptual model
a model that is used to help explain ideas
theory
an explanation for many hypotheses and observations
law
a summary of many experimental results and observations