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science 32
varibles, experiments...
Question | Answer |
---|---|
two coordinate graph | shows the outcome of an experiment when a variable is changed in steps |
concrete graph | swingers hanging from the number line |
picture graph | drawing of real object |
capacity | the greatest amount of liquid a container can hold |
Independent Variable | what you know before experiment [x-axis] |
Dependent Variable | what you find out by doing experiment [y-axis] |
osciilation | when a pendulum swings back and fourth |
standard | basic procedere using controlled experiment before changing any of the variables |
prediction | estimate based on information and/or experience |
cycle | any motion or activity that repeats itself |
pendulum | a mass hanging from a fixed point that is free to swing back and fourth |
variable | anything you can change in an experiment that might effect the outcome |
our standard | 38 cm. long, penny bob, 90 degree release point, no wind |
experiment | an investigation to find out how variables effect outcomes |
controlled experiment | experiment in which one variable is chnged and the outcome is compared to a standard |