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Chapter 1 Vocab

Across
An organized set of investigation procedures
The application of science to help people
A visual display of information or data
The amount of space occupied by an object
How closely measurements are to each other and how carefully they were made.
A measurement of the quantity of matter in an object.
Compares a measurement to the real or accepted value
The variable you change to see how it will affect the dependent variable
This occurs when what the scientist expects changes how the results are viewed
The mass per unit volume of a material
Down
Factor that changes as a result of changes in the other variables
The standard by which the test results can be compared.
A statement about what happens in nature and seems to be true all the time
Tests the effect of one thing on another using controlled conditions
A possible explanation of a problem using what you know and observe
A representation of an object, idea or event to help people better understand it.
A factor that does not change when other variables change
Information gathered during an investigation or observation
A factor that can cause a change in the results of an experiment
An explanation of things or event based on knowledge gained from many observations and investigations