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Nature of Science

If complete and correct, this puzzle will add points to your final grade!
Across
The standard by which the test results can be compared; A normal group with no changes
How many independent variables you are allowed to have
Organized procedure for testing a hypothesis
An organized set of investigation procedures; the six common steps for an investigation (2 words)
The act of noticing and describing events or processes in a careful orderly way
A logical interpretation based on what scientist already know
Down
An explanation of things or events based on knowledge gained from many observations and investigations
Variable that changes as a result of changes in the other variables
A possible explanation for a problem using what you know (If, Then, Because)
variable you change to see how it will affect the dependent variable
In science, a statement about what happens in nature and that seems to be true all the time
A variable that doesn't change when other variables change