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Unit 1 Life Science

Measurements and Scientific Method

TermDefinition
metric system a measuring system used most popularly in the World
kilo hecto Deka deci centi mili list the metric system prefixes from small to large
centi 1/100
kilo x1000
mili 1/1000
nano 1 x 10 to the -9th
micro 1 x 10 to the -6th
hypothesis Stated in an if and then statement; it is a testable explanation that you write to start an investigation using the scientific method
control group a group that you do not change
variables all of the things that can effect an experiment that you need to control so that you know if what you are testing is working or not
independent variable In an if and then statement it is the "if" and is the thing that the investigator chooses to to cause a change
dependent variable In an If and then statement it is the "then" and is the outcome of the experimant
(do the task) can you measure your desk in cm?
100 how many cm are in a meter?
(do the task) convert 2 Km into mm
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