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Scientific method
Sci Method, Metrics
31
Biology
9th Grade
09/13/2011

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Term
Controlled experiment
Definition
An experiment that has at least two groups with one receiving the independent variable
Term
Variable
Definition
any factor in an experiment that changes
Term
Independent variable
Definition
The thing that you change in an experiment
Term
Dependent variable
Definition
The result of what you changed (what happens because of what you changed)
Term
Hypothesis
Definition
An if, then statement that tells what you plan on changing (independent variable) and what you expect to see (dependent variable
Term
Data
Definition
Observations recorded during the experiment
Term
Observation
Definition
Any information that you get when using your five senses
Term
Inference
Definition
Any conclusion that you make from your observations
Term
Analysis section
Definition
The part of the experiment where you make inferences about your data
Term
Conclusion section
Definition
The part of the experiment where you summarize your experiment
Term
Kilo
Definition
one thousand
Term
Milli
Definition
one thousandth
Term
Centi
Definition
one hundredth
Term
Meter
Definition
the base measure of length
Term
Liter
Definition
The base measure of volume
Term
Gram
Definition
The base measure of mass (weight)
Term
Eyepiece
Definition
Where you look (10X)
Term
Arm
Definition
Used to carry the microscope
Term
Diaphragm
Definition
Controls the amount of light passing through the sample
Term
Stage
Definition
Where you place the slide
Term
Coarse adjustment knob
Definition
Used for focusing on low pwer
Term
Fine adjustment knob
Definition
Used for focusing on high power
Term
Nosepiece
Definition
Rotates to turn objectives
Term
Line graph
Definition
used to show changes over time
Term
Bar graph
Definition
Used to compare
Term
Control
Definition
group that does not receive the variable (stays as close to natural as possible)
Term
Scientific method
Definition
the process that we use to solve a problem
Term
Scientific method
Definition
the process that we use to solve a problem
Term
Base
Definition
one hand should support this as we carry the microscope
Term
Low power objective
Definition
magnifies obkects 40 times (40X)
Term
High power objective
Definition
magnifies objects 400 times (400X)
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