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Biology - Sci. Method

Across
Multiply by 1000.
First step in Scientific Method
The five senses.
Contains many populations.
Divide by 1000.
Changed on purpose.
Only one variable.
Study the natural world.
Contains living and non-living things.
Measurement of distance or length.
Observation that is written down.
Down
Measurement of volume.
Changes because of the changes in the manipulated variable.
Measurement of mass.
Guess at the answer to a question.
Only one type of species.
Have cells.
The whole Earth/
Supported by experimental evidence.
Divide by 100.