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29 cards·by akeating
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Where only one variable is changed at a time.
controlled experiment
Information gathered directly through the senses. (You see something
observation
Where only one variable is changed at a time.
controlled experiment
Information gathered directly through the senses. (You see something)
observation
Conclusion from evidence. (Not direct)
inference
One possile way to explain a set of observations or a scientific question.
hypothesis
A factor that can change.
variable
a statement that describes how to measure a particular variable or define a particular term.
operational definition
The one variable that is purposely changed to test a hypothesis.
manipulted variable (indepndent)
The factor that may change in response to the manipulated variable.
responding variable (dependent)
An expression that contains sums and/or products of variables and numbers.
algebraic expression
An educated guess.
conjecture
Formed by the intersecting of two number lines that meet at a right angle at their zero points, also called a coordinate plane.
coordinate system
An example that shows a conjector is not true.
counterexample
The process of using fact, properties, or rules to justify reasoning or reach valid conclusions.
deductive reasoning
The set of all x-coordinates from each pair.
domain
A mathematical sentence that contains an equals sign.
equation
find the numerical value of an expression.
evaluate
Reasoning based on a pattern of examples or past events.
inductive reasoning
An equation that contains a variable.
open sentence
PEMDAS
order of operations
A pair of numbers used to locate any point on a coordinate plane.
ordered pair
Statements that are true for any numbers.
properties
The set of all y-coordinated from each ordered pair.
range
A set of ordered pairs.
relation
A graph that shows the relationship between two sets of data
scatter plot
To write an expression in a simpler form.
simplify
A value for the variable that makes the equation true.
solution
A placeholder for any value.
variable