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chapter 1

TermDefinitionand produts
hypothesis a statement of what you think will happen
obsernvatiom something you find out about an object
experiment using scientific methods to test your hypothesis
variable is something yo can change-in a test
dependent variable changes when a independent variable changes. it is what gets measured. it is your data.
independent variable is one that you can change
control group the group that dosent get the special treatment
procedure are step by step instructions for completing a task.
data are informationfrom which a conclusion can be drawn fromor a prediction can be made.
inference is a conclusion based on observation
evidence are observations that make you believe something is real
technology is the knowledge processes products that solve problems and make work easier
model objects or ideas that repusnet your name
survey questions the that are answered by people for for information .great for opines.
sampling examing random indivival from popalution.
experimental group the group that gets the special treatment
Created by: aidan-klemm
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