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Scientific Method

J. Sills Scientific Method

hypothesis prediction or possible answer to a scientific question
independent variable purposely being changed or tested; manipulated; on the x-axis
dependent variable being measured or observed; the response; on the y-axis
control group used for comparision; the "no test" group
constants factors kept the same from group to group
data information collected during the experiment (numbers, measurements, observations)
inference assumptions about observations based on past experiences and knowledge
observation information or facts obtained by using the five senses
scientific law explains and predicts phenomena in nature, often mathematically based; much accumulated evidence, appears to be without exception
scientific theory summarizes a set of hyptheses supported with repeated testing; has yet to be disproven
bias an unfair opinion favoring one side or another; swayed; bad!
mass the amount of matter in an object
volume the amount of space an object occupies
density the ratio of mass to volume
subjective data opinionated, possibly bias; influenced by personal feelings or experiences
objective data data that can be verified with concrete facts and figures; unbiased
Qualitative Data information gotten by using your senses- see, hear, touch, taste, smell
Quantitative data numerical data - numbers
Trials how many times the experiment is repeated
Duration how long the experiment lasts
Conclusion summary of what happened during the experiment
Variable any factor or condition that can be controlled or changed.
Atom basic building block of all matter
Element basic substance that cannot be broken down any further.
Matter anything that has mass and takes up space.
Created by: jsills
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